Summertime often means soaring, dangerous temperatures. Recent heat waves in Europe brought government warnings, power plant shutdowns, restrictions on automobile use, heat stroke and deaths. But misery in Europe and elsewhere is compounded by the chemistry of how emissions from ...

U.S. solar power is booming, poised to grow 12% nationally this year, but so far, Virginia hasn’t been a big part of the boom. With only 775 megawatts of installed solar capacity, solar represents about 1% of Virginia’s electricity consumption. That’s enough to power ...

There’s both good and bad news from the latest report tracking progress on Sustainable Development Goal (SDG) 7, a global goal to achieve universal access to energy by 2030. The good news: The number of people without electricity access globally has dropped, ...

The last two decades have seen a rampant rise in environmental challenges being faced by cities and countries globally. In India, too, challenges related to air pollution, waste management, scarcity of water, conservation of natural resources, and loss of biodiversity, ...

A city without buildings is simply not a city. And yet when it comes to climate action, buildings tend to take a back seat to transport, energy production and industry. Making buildings more energy-efficient is the cheapest way to reduce ...

Street lighting is important. It allows informal vendors and traders to operate for longer hours and improves road and public safety. It also makes streets feel safer and more secure, especially for women. But street lighting is sorely lacking in many of sub-Saharan Africa’s ...