UPSC CURRENT AFFAIRS – 23 JUNE 2026

The current affairs article highlights the Ashtalakshmi Growth Model, focusing on rapid infrastructure, connectivity, digital access, and sustainable development in Northeast India. It also discusses India’s evolving space architecture, marked by private sector participation, growing space startups, missions like Gaganyaan and Chandrayaan-4, and ambitions to expand its global space economy share. Other important topics include …

What is biochar? Explain its significance for improving soil health and agricultural sustainability.

Topic: Conservation, environmental pollution and degradation, environmental impact assessment Q5.  What is biochar? Explain its significance for improving soil health and agricultural sustainability. (10 M) Difficulty Level: Medium Reference: TH Why the question Crop residue burning, declining soil health and the need for climate-resilient agriculture have renewed attention on biochar as a sustainable solution for …

UPSC CURRENT AFFAIRS – 22 JUNE 2026

The 22 June 2026 current affairs article focuses on India's development, technology, governance, environment, and security priorities. It highlights the Ashtalakshmi Growth Model, showcasing rapid infrastructure, connectivity, and socio-economic transformation in Northeast India, and India’s evolving space architecture, marked by private-sector participation, expanding space startups, and ambitious missions like Gaganyaan and Chandrayaan-4. The issue also …

Biochar

Source: THSubject: Environment Context: Amid a severe agricultural paradox where valuable biomass is burned as open-field crop residue, biochar has emerged as a crucial carbon-negative solution to restore India's depleted soils. Biochar About Biochar: What It Is? Biochar is a highly porous, carbon-rich solid material produced from various biomass sources—including wood chips, crop residues, manure, …

Decentralized Bioenergy Systems

Source: THSubject: Energy Context: Amid prolonged disruptions in global energy corridors, India's Ministry of New and Renewable Energy (MNRE) prioritized the deployment of decentralized bioenergy architectures. Decentralized Bioenergy Systems About Decentralized Bioenergy Systems: What is Bioenergy? Bioenergy is a form of renewable energy derived from biological sources, known as biomass, which includes agricultural residues, organic …

Biochar in India

Syllabus: Energy Source:  TH Context: India is set to launch its carbon credit trading market in 2026, and biochar is emerging as a promising CO₂ removal technology with applications in agriculture, construction, and energy. About Biochar in India: What is Biochar? Biochar is a carbon-rich byproduct formed by pyrolysis (burning biomass without oxygen) of agricultural …

Technologies to Resolve Stubble Burning

Syllabus: Science and Technology, Air Pollution Source:  DTE  Context: Stubble burning, especially in northern India, contributes significantly to air pollution and haze during October and November. Despite government measures, the practice persists due to economic and operational challenges faced by farmers. Stubble Burning Stubble burning is the deliberate setting of fire to crop residue after …