Let solar shine

Census 2011 throws light on the darkness across India. Of the 246 million households, 67 per cent get electricity from the grid, while 31 per …

Green roofs can help cities adapt to climate change

Dusty Gedge, president of European Federation of Green Roof Association, says growing a garden on roofs gives relief from heat island effect and …

Germany ranked most energy efficient nation in the world

Washington-based non-profit ranks the US below India

No evidence of policy-driven fall in US emissions post-2005, says new book

'Capitan America', a comprehensive analysis of the US climate action plan, says US INDCs are neither equitable nor ambitious  

Plan of inaction

How the US president sold an unambitious plan to clean the power sector as historical

India needs to invest $ 140 billion annually to transform energy sector

According to the IEA, India currently faces energy and development challenges as one in five Indians lack access to electricity

Experts propose various technologies for efficient coal usage at CSE Coal Conference

Technologies discussed include HELE, IGCC and CFBC

Defining High Ambient Temperature crucial to HFC phase-down

A population weighted effective temperature model is being recommended by experts at the 37th Open-Ended Working Group meeting in Geneva

Green buildings: how to redesign

There is a buzz about green buildings

35 GW power project in Indonesia: Interview with Agung Wicaksono

Agung Wicaksono talks about the 35GW power project in Indonesia. Wicaksono is Vice-Chairman, Programme Management Office for the 35 GW …

Indian roads not environment-friendly; Centre explores potential of inland waterways

Poor road conditions cause India an annual loss of US $21.3 billion. That’s nearly what it allocated for agriculture and farmer welfare, …

10 interesting facts on India’s largest solar power plant

When this solar power plant will work to its full capacity, it will account for nearly 10 per cent of India’s installed solar capacity

Smart grid's here

As India experiments with smart power grid, Ankur Paliwal explains how the technology functions

Talks on Montreal Protocol amendment proposals begin

One of the major concerns in the discussion on fixing a baseline or freeze dates is the non-existence of data on HFCs by the developing countries

CSE study questions performance of ACs with energy efficiency ratings

The energy performance of room air conditioner drops substantially with the rise in outdoor temperature

Is your five-star AC sucking more power than it should?

A new study by the Centre for Science and Environment shatters the myth of star-rated ACs. Your so-called five-star rated split AC becomes energy-…

Not as Cool: Ensure real world energy savings from ACs

With extreme weather events, heat waves and heat island effects becoming common, testing of ACs must become stringent to ensure real world performance

Cool ACs are not so cool

Getting the AC maths right is the real energy game-changer

IEA report recommends radical near-term reductions in energy sector CO2 emissions

Over the coming decades, the demand for oil will be generated from freight, aviation and petrochemicals sectors where alternatives are scarce

Emissions trading for electricity is the sensible way forward

An emissions intensity scheme would provide a stable carbon policy that the electricity sector needs to have investment confidence

Microfinance and energy access

The experience of clean energy and MFIs working together as close allies has not been smooth in the past

Setback for clean innovation, boost to fossil fuels

USA’s exit from the Paris Agreement can lead to a higher degree of global temperature rise, with widespread impacts

Practical matters

Despite growth in renewables, coal-based power will continue to fulfil a large share of India's power needs. Instead of resisting the new …

India's first quick charging station for electric vehicles

ViVa or Vidyut Vahan is India's first quick charging electric vehicles. It takes 90 per cent less time to charge an electric rickshaw—80 …

The last coal power plant in India can be closed by 2050

With an aim to connect 40 million households to the grid by 2018, India is investing heavily in coal mines. But our analysis shows India is …