Prelims + Mains Integrated Current Affairs | GS Paper I, II, III & IV

BRICS 2026 • Global South • Dryland Agriculture • Circular Economy • Wildlife Trade • Defence Diplomacy • Indigenous Cattle Conservation • Steel Slag Technology • North-East Connectivity • Emerging Science & Technology

1. TODAY’S UPSC CURRENT AFFAIRS AT A GLANCE

2. INTERNATIONAL RELATIONS

18th BRICS SUMMIT – NEW DELHI DECLARATION

Why in News?

The 18th BRICS Summit was held in New Delhi on 12–13 September 2026, under India’s chairship.

India’s 2026 BRICS presidency focused on:

“Building for Resilience, Innovation, Cooperation and Sustainability.”

The New Delhi Declaration represents one of the most important international-relations developments for UPSC preparation.

BRICS – BASIC FACTS

BRICS began as BRIC, consisting of:

• Brazil
• Russia
• India
• China

South Africa joined in 2010, converting BRIC into BRICS.

The grouping has subsequently expanded.

Current BRICS members

UPSC Trap: BRICS is not a formal military alliance like NATO.

It is primarily a platform for political, economic and development cooperation.

Why BRICS matters for India

BRICS has become an important platform through which India seeks:

1. Greater representation for developing countries.
2. Reform of global governance institutions.
3. Greater voice for the Global South.
4. Alternative mechanisms for development finance.
5. Cooperation in technology and digital economy.
6. Energy and food-security cooperation.
7. Greater resilience against global supply-chain disruptions.

Major 2026 BRICS Themes

The Indian presidency emphasised four broad pillars:

1. Resilience

The idea is to make economies and societies capable of absorbing shocks.

Examples:

• pandemics
• climate disasters
• supply-chain disruptions
• food insecurity
• energy shocks
• geopolitical conflicts

A major initiative is the proposed BRICS Integrated Early Warning System for infectious diseases.

2. Innovation

Important initiatives include:

• BRICS Incubator Network
• Startup Innovation Fund
• Science and Research Repository
• Digital Agriculture cooperation

3. Cooperation

Cooperation is being expanded in:

• trade
• logistics
• customs
• MSMEs
• health
• agriculture
• urban mobility
• technology

4. Sustainability

Focus areas include:

• smart grids
• energy storage
• regenerative agriculture
• agro-ecology
• climate-resilient infrastructure
• sustainable urban mobility

BRICS and Digital Agriculture

One particularly important initiative is the:

BRICS Network on Digital Agriculture

It aims to combine:

• Artificial Intelligence
• Geospatial Technology
• Internet of Things
• Data analytics
• Digital Public Infrastructure

with agricultural decision-making.

UPSC Linkage

This connects directly with:

Agriculture + AI + climate resilience + precision farming + food security

Potential applications:

• weather prediction
• crop-health monitoring
• irrigation management
• pest prediction
• yield forecasting
• market intelligence

BRICS and Critical Minerals

India highlighted the concern regarding the “weaponisation” of technology and critical minerals.

This is extremely important for UPSC.

Why?

Modern industries depend on minerals such as:

• Lithium
• Cobalt
• Nickel
• Rare Earth Elements
• Graphite

These are important for:

• EV batteries
• semiconductors
• renewable energy
• defence technology
• electronics
• energy storage

Therefore:

Critical minerals → technological sovereignty → national security → strategic autonomy

BRICS and Global South

The expansion of BRICS represents the changing structure of global power.

Traditional structure

Global governance was heavily influenced by:

• USA
• Europe
• G7
• Bretton Woods institutions

Emerging structure

Increasing importance of:

• BRICS
• G20
• Global South
• emerging economies

Mains Linkage

GS-II: Reform of global institutions
GS-III: Global economic fragmentation
Essay: Multipolarity and the future of global governance

Prelims Corner – BRICS

Remember:

3. ENVIRONMENT + AGRICULTURE

DRYLAND CONGRESS 2026 & DELHI DECLARATION ON DRYLANDS

Why in News?

The Dryland Congress 2026 concluded in New Delhi with adoption of the:

Delhi Declaration on Drylands (3D)

The declaration emphasises:

• science
• innovation
• partnerships
• robust data systems
• resilient agricultural systems
• South–South cooperation

What are Drylands?

Drylands are regions where:

potential evapotranspiration is significantly greater than precipitation.

They are characterised by water scarcity and high climatic variability.

Broadly, drylands include:

• arid regions
• semi-arid regions
• dry sub-humid regions

Why are drylands important for India?

Large parts of India have dryland characteristics.

Important regions include parts of:

• Rajasthan
• Gujarat
• Maharashtra
• Karnataka
• Telangana
• Andhra Pradesh
• Madhya Pradesh

Drylands are highly vulnerable to:

• drought
• land degradation
• soil erosion
• desertification
• rainfall variability
• groundwater stress
• declining agricultural productivity

Dryland Agriculture

Dryland agriculture generally depends heavily on:

• rainfall
• soil-moisture conservation
• drought-resistant crops
• watershed management
• efficient irrigation

Suitable approaches

• millets
• pulses
• oilseeds
• agroforestry
• rainwater harvesting
• micro-irrigation
• conservation agriculture
• regenerative agriculture

Important UPSC Linkage

Climate Change → Rainfall Variability → Dryland Stress → Crop Failure → Rural Distress → Migration

Therefore dryland management is not merely an agricultural issue.

It is simultaneously:

Environment + Agriculture + Economy + Poverty + Migration + Food Security

South–South Cooperation

The Dryland Congress also highlights cooperation among developing countries.

This is important because many countries in:

• Africa
• Asia
• Latin America

face similar problems of:

• drought
• land degradation
• food insecurity
• climate vulnerability

India can share:

• agricultural technology
• millet-based farming models
• watershed-management practices
• digital agriculture
• drought-resilient crops

4. ENVIRONMENT + ECONOMY

WORLD CIRCULAR ECONOMY FORUM 2026

India is hosting the World Circular Economy Forum 2026 at Gandhinagar, Gujarat.

Theme:

“Circular Economy: Transition for People and Prosperity”

The event is particularly important because it is the first WCEF hosted in South Asia.

What is Circular Economy?

The traditional economic model is:

Take → Make → Use → Dispose

This is a:

Linear Economy

Circular economy attempts to transform this into:

Reduce → Reuse → Repair → Recycle → Recover → Regenerate

Circular Economy vs Linear Economy

Why is Circular Economy important?

India faces:

• rapid urbanisation
• increasing waste
• resource scarcity
• growing industrial production
• rising e-waste
• plastic pollution
• construction waste

Circular economy can simultaneously support:

Environment

Less waste and pollution.

Economy

Efficient resource utilisation.

Employment

Repair, recycling and remanufacturing sectors.

Climate

Lower resource extraction and potentially lower emissions.

UPSC Linkage

Circular economy is closely related to:

• Sustainable Development Goals
• Sustainable Consumption and Production
• Extended Producer Responsibility
• Waste management
• Resource efficiency
• Green economy
• Mission LiFE

5. ENVIRONMENT

SOUTH ASIA WILDLIFE ENFORCEMENT NETWORK – KATHMANDU DECLARATION

The South Asia Wildlife Enforcement Network (SAWEN) adopted the Kathmandu Declaration to strengthen regional cooperation against illegal wildlife trade.

What is SAWEN?

SAWEN is an intergovernmental regional mechanism focused on combating:

• wildlife trafficking
• illegal wildlife trade
• related organised crime

Its members include the eight South Asian countries:

Afghanistan, Bangladesh, Bhutan, India, Maldives, Nepal, Pakistan and Sri Lanka.

Why is regional cooperation necessary?

Wildlife trafficking is increasingly transnational.

Example:

Poacher → local transporter → international trafficking network → border crossing → destination market

Therefore one country’s enforcement agency cannot deal with the entire chain.

Cooperation is required in:

• intelligence sharing
• border control
• investigation
• financial tracking
• customs cooperation
• criminal justice
• digital surveillance

UPSC Concept

Wildlife crime is no longer merely an environmental crime.

It can overlap with:

Organised crime + corruption + money laundering + illegal trade + border security

This is an excellent GS-III mains linkage.

Prelims Fact Box

6. SCIENCE & TECHNOLOGY

OPU-IVF IN BADRI CATTLE

A significant achievement in indigenous cattle conservation involved the birth of a Badri female calf through OPU-IVF technology.

The calf was born in Uttarakhand.

What is OPU-IVF?

OPU

Ovum Pick-Up

Oocytes are collected from a genetically valuable female animal.

IVF

In Vitro Fertilisation

The collected oocyte is fertilised with sperm outside the body under controlled laboratory conditions.

Embryo Transfer

The resulting embryo can then be transferred into a recipient female.

Why is this important?

Traditional breeding is relatively slow.

Advanced reproductive technologies can help:

• multiply elite genetics
• conserve indigenous breeds
• improve productivity
• preserve genetic diversity
• accelerate breeding programmes

Badri Cattle

Badri cattle are an indigenous cattle genetic resource associated with Uttarakhand.

The achievement is therefore important not simply as an IVF experiment, but as:

Biotechnology + Livestock Conservation + Indigenous Germplasm

Important UPSC Trap

Do NOT confuse:

IVF

with

Cloning

They are fundamentally different.

IVF: fertilisation occurs outside the body.

Cloning: genetically near-identical organism is produced without conventional fertilisation.

7. SCIENCE + ENVIRONMENT + INFRASTRUCTURE

STEEL SLAG ROAD TECHNOLOGY

India has been promoting the use of processed steel slag as road construction aggregate.

A road project in Raigarh, Chhattisgarh has received a Guinness World Record for the world’s longest road built using processed steel slag aggregates.

What is Steel Slag?

Steel slag is a by-product generated during steel manufacturing.

Instead of treating it only as waste, it can be:

processed → engineered → tested → used as construction aggregate

Why is it important?

The technology can potentially:

• reduce dependence on natural aggregates
• reduce waste from steel production
• reduce construction cost
• improve road durability
• support resource efficiency

Reported estimates indicate substantial cost savings and higher strength in suitable applications.

Circular Economy Connection

This is one of the best examples of:

Waste → Resource

Steel industry
↓
Steel slag
↓
Processing
↓
Engineered aggregate
↓
Road construction
↓
Reduced demand for natural aggregate

This is industrial symbiosis / circular resource utilisation.

UPSC Prelims Trap

Do not confuse:

Steel slag ≠ Fly ash

8. DEFENCE + INTERNATIONAL RELATIONS

INS KULISH AT REAM NAVAL BASE, CAMBODIA

Indian Navy’s INS Kulish arrived at Ream Naval Base, Cambodia, as part of the Eastern Fleet’s operational deployment.

The visit aims to strengthen:

• India–Cambodia maritime cooperation
• naval professional linkages
• interoperability
• Indo-Pacific maritime outreach

Why is Ream important?

The Ream Naval Base is located on Cambodia’s coast along the Gulf of Thailand.

Its geographical location makes it relevant to:

• Gulf of Thailand
• South China Sea
• ASEAN maritime connectivity
• Indo-Pacific geopolitics

India’s Strategic Linkage

The deployment is connected with:

Act East Policy

India’s effort to deepen engagement with Southeast Asia and the wider Indo-Pacific.

and

MAHASAGAR

Mutual and Holistic Advancement for Security and Growth Across Regions

The concept emphasises India’s broader maritime engagement and security cooperation.

UPSC Map-Based Question Possibility

Locate:

India → Andaman & Nicobar → Strait of Malacca → Gulf of Thailand → Cambodia → South China Sea

This entire chain is highly relevant to India’s maritime strategy.

9. GEOGRAPHY + INFRASTRUCTURE

BAIRABI–SAIRANG RAILWAY LINE

The Bairabi–Sairang railway line completed one year of operation.

It is an important infrastructure development in Mizoram.

Why is this important geographically?

The Northeast is strategically important because it connects India with:

• Bangladesh
• Myanmar
• China
• Southeast Asia

Rail connectivity can improve:

• market access
• movement of goods
• tourism
• strategic mobility
• regional integration

Geography Linkage

Northeast India

↓

Connectivity

↓

Act East Policy

↓

ASEAN integration

↓

Economic development

Prelims Map Focus

Remember:

Mizoram → Bairabi → Sairang → Aizawl region

The Bairabi–Sairang line is particularly important because Sairang provides railway connectivity closer to Aizawl.

10. POLITY & GOVERNANCE

India’s Expanding Multilateral Governance Role

The 2026 BRICS presidency also highlights a broader governance issue:

Reform of Global Institutions

India has consistently advocated greater representation for developing countries in institutions such as:

• UN Security Council
• IMF
• World Bank
• WTO-related governance structures

Why is this important for UPSC?

The question is not simply:

“What happened at BRICS?”

The deeper question is:

Why do emerging economies demand reform of global governance institutions?

Reasons

• changed global economic weight
• under-representation of developing countries
• emerging multipolarity
• new geopolitical realities
• Global South concerns

11. ECONOMY

SUPPLY-CHAIN RESILIENCE

A major theme emerging from BRICS discussions is the need for resilient global supply chains.

Recent global disruptions have demonstrated vulnerability caused by:

• wars
• pandemics
• trade restrictions
• shipping disruptions
• energy shocks
• geopolitical tensions

India and Supply Chain Resilience

India’s policy objective is increasingly focused on:

Diversification

Avoid excessive dependence on one country.

Domestic manufacturing

Strengthen domestic production.

Strategic reserves

Especially in areas such as energy and critical minerals.

Logistics infrastructure

Ports + railways + roads + warehouses.

Digitalisation

Tracking and optimising supply chains.

Mains Linkage

Geopolitical instability → supply-chain disruption → inflation → industrial slowdown → employment impact

This can become a strong GS-III answer framework.

12. HISTORY & CULTURE

BRICS AS AN EVOLUTION OF GLOBAL ECONOMIC HISTORY

Although BRICS is a contemporary issue, UPSC can connect it with economic history.

2001

The term BRIC was coined by Goldman Sachs economist Jim O’Neill.

2009

First BRIC summit.

2010

South Africa joined.

2024 onwards

Expansion accelerated with new members.

2026

India chairs BRICS and hosts the 18th Summit.

Why UPSC may ask this?

UPSC frequently converts current affairs into static-history/economy questions.

For example:

Consider the following statements regarding BRICS:

1. The term BRIC originally included South Africa.
2. South Africa joined later.
3. BRICS originated as a military alliance.

Candidates must distinguish:

Origin → Evolution → Present structure

13. ENVIRONMENTAL GEOGRAPHY

DRYLANDS + DESERTIFICATION

Dryland agriculture also connects with the problem of:

Land Degradation and Desertification

Important processes include:

• soil erosion
• salinisation
• vegetation loss
• overgrazing
• unsustainable irrigation
• groundwater depletion
• climate variability

India’s Vulnerability

Dryland regions can experience a vicious cycle:

Low rainfall

↓

Low soil moisture

↓

Low crop productivity

↓

Reduced farm income

↓

Land degradation / distress

↓

Migration

Therefore, dryland policy should not focus only on irrigation.

It should combine:

• soil conservation
• water harvesting
• crop diversification
• drought-resilient crops
• agroforestry
• livestock
• local employment

14. MAINS ANSWER LINKAGE

Possible GS-III Question

“Climate change is transforming India’s dryland agriculture from a productivity challenge into a broader livelihood and ecological resilience challenge. Discuss.”

Answer Framework

Introduction

Drylands are ecosystems characterised by limited water availability and high climatic variability. A significant portion of India’s agriculture is dependent on rainfall and therefore vulnerable to climate variability.

Challenges

1. Erratic monsoon
2. Rising temperatures
3. Soil degradation
4. Groundwater depletion
5. Small landholdings
6. Low irrigation coverage
7. Market vulnerability

Way Forward

• climate-resilient crops
• millets and pulses
• watershed development
• micro-irrigation
• agroforestry
• regenerative agriculture
• weather-based advisories
• digital agriculture
• crop insurance
• farmer producer organisations

Conclusion

India needs to move from “drought management” to “dryland resilience.”

15. PRELIMS SPECIAL – STATEMENT-BASED QUESTIONS

MCQ 1

Consider the following statements regarding BRICS:

1. BRICS originated as BRIC.
2. South Africa was a founding member of BRIC.
3. BRICS cooperation extends beyond economic issues.

Which of the above statements is/are correct?

Answer: 1 and 3 only

MCQ 2

With reference to drylands, consider the following:

1. Drylands are characterised by water scarcity.
2. All drylands are deserts.
3. Dryland agriculture can benefit from drought-resistant crops and watershed management.

Which is correct?

Answer: 1 and 3 only

MCQ 3

Consider the following pairs:

Which pairs are correctly matched?

Answer: All three

MCQ 4

SAWEN is primarily associated with:

A. Marine conservation
B. Wildlife law enforcement
C. Climate finance
D. Disaster management

Answer: B

MCQ 5

The Bairabi–Sairang railway line is associated with:

A. Nagaland
B. Manipur
C. Mizoram
D. Tripura

Answer: C

MCQ 6

Which of the following best represents circular economy?

A. Maximum extraction and disposal
B. Continuous consumption of virgin resources
C. Keeping materials and resources in productive use for longer
D. Complete elimination of industrial production

Answer: C

MCQ 7

Ream Naval Base, recently visited by INS Kulish, is located in:

A. Thailand
B. Cambodia
C. Vietnam
D. Philippines

Answer: B

16. UPSC PRELIMS – WHAT TO MEMORISE?

HIGH PRIORITY

BRICS

• Members
• Origin
• Expansion
• India’s chairship
• New Delhi Declaration
• Global South
• Critical minerals
• Digital agriculture
• Local currencies/payment systems

Environment

• Drylands
• Desertification
• SAWEN
• Wildlife trafficking
• Circular economy

Science

• OPU
• IVF
• Embryo transfer
• Germplasm conservation

Infrastructure

• Steel slag
• Circular economy
• Bairabi–Sairang

Defence

• INS Kulish
• Ream Naval Base
• Act East
• MAHASAGAR

17. UPSC MAINS – GS PAPER-WISE LINKAGES

18. MOST IMPORTANT MAPS TO REVISE

Before sleeping, locate these on a blank map:

Asia

• India
• China
• Cambodia
• Thailand
• Vietnam
• Myanmar
• Strait of Malacca
• Gulf of Thailand
• South China Sea

India

• Mizoram
• Sairang
• Bairabi
• Gujarat
• Gandhinagar
• Chhattisgarh
• Raigarh
• Uttarakhand
• Rajasthan
• Maharashtra

South Asia

• Nepal
• Bhutan
• Bangladesh
• Sri Lanka
• Maldives
• Pakistan
• Afghanistan

19. CURRENT AFFAIRS → STATIC SYLLABUS LINKAGE

This is the most important way to study today’s news.

20. ONE-PAGE REVISION SHEET

13 SEPTEMBER 2026 – TOP 15 FACTS

1. BRICS 2026 Chair: India
2. 18th BRICS Summit: New Delhi
3. BRICS theme: Resilience, Innovation, Cooperation and Sustainability
4. Major BRICS concern: Global governance and Global South
5. Important emerging issue: Critical minerals
6. Dryland event: Dryland Congress 2026
7. Outcome: Delhi Declaration on Drylands
8. Wildlife network: SAWEN
9. Recent declaration: Kathmandu Declaration
10. Circular economy event: World Circular Economy Forum 2026
11. WCEF venue: Gandhinagar, Gujarat
12. Biotech: OPU-IVF in Badri cattle
13. Waste-to-wealth: Steel slag road technology
14. Defence diplomacy: INS Kulish at Ream Naval Base
15. Northeast connectivity: Bairabi–Sairang railway line

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21. EDITORIAL THINKING – WHAT SHOULD AN ASPIRANT ACTUALLY THINK?

The most important lesson from today’s current affairs is that individual news stories are interconnected.

BRICS

is not merely an international organisation.

It represents:

Multipolarity + Global South + economic diversification + technology + critical minerals + climate cooperation

Dryland Congress

is not merely an agriculture conference.

It represents:

Climate change + food security + water stress + rural livelihoods + land degradation

Circular Economy

is not merely waste management.

It represents:

Resource efficiency + industrial policy + employment + climate action + sustainable consumption

OPU-IVF

is not merely veterinary biotechnology.

It represents:

Genetic conservation + food security + indigenous breeds + biotechnology

Steel Slag Roads

are not merely road construction.

They represent:

Waste-to-wealth + industrial ecology + circular economy + infrastructure innovation

INS Kulish

is not merely a naval port visit.

It represents:

Act East + ASEAN + Indo-Pacific + maritime security + strategic outreach

22. FINAL UPSC TAKEAWAY

The 13 September 2026 current affairs demonstrate a clear trend in UPSC preparation:

The examination is increasingly rewarding candidates who can connect a current event with multiple static concepts.

Instead of memorising:

“BRICS Summit happened.”

Think:

BRICS → Global South → Multipolarity → Global Governance Reform → Critical Minerals → Digital Economy → Climate Cooperation

Instead of:

“Dryland Congress happened.”

Think:

Drylands → Climate Change → Water Stress → Agriculture → Food Security → Rural Livelihoods → Land Degradation

Instead of:

“Steel slag is being used in roads.”

Think:

Steel Industry → Industrial Waste → Circular Economy → Resource Efficiency → Infrastructure → Sustainable Development

This is the UPSC Prelims + Mains integrated approach that converts current affairs into actual marks.

🔥 30-SECOND REVISION MANTRA

BRICS = Global South + Multipolarity

Drylands = Climate + Agriculture + Water

SAWEN = Wildlife + Transnational Crime

Circular Economy = Reduce + Reuse + Recycle + Resource Efficiency

OPU-IVF = Biotechnology + Germplasm Conservation

Steel Slag = Waste to Wealth

INS Kulish = Act East + Indo-Pacific

Bairabi–Sairang = Northeast Connectivity

Sources to prioritise for revision

For this edition, the highest-value primary sources are PIB releases concerning the BRICS Summit, Dryland Congress, WCEF, INS Kulish, steel-slag technology and Mizoram rail connectivity, supplemented by established UPSC-oriented coverage for cross-checking and examination framing.