Solar geoengineering could halve the economic cost of climate change, but stopping it would cause temperatures to rebound sharply, leading to greater damage than unabated global warming.
Indiana lawmakers are advancing a proposal to assume primary authority from the U.S. Environmental Protection Agency over permits for carbon dioxide sequestration wells.
Amsterdam city council has passed a legally binding ban on advertising for fossil fuels and meat products across public spaces in the city, becoming the first capital in the world to prohibit such ads.
Washington state has launched a sweeping effort to speed up construction of renewable energy projects, prompted by reporting from Oregon Public Broadcasting and ProPublica.
Poor air quality in Delhi has impacted nearly all aspects of life with residents saying they have lost many of the "simple joys" such as opening a window or going for a walk outside.
