China will work to improve the monitoring of emissions from heavy industries like steel, coal-fired power generation, coke and chemicals in key regions over the coming three years, stepping up an already-intensive campaign to tackle smog.
New York's Citi Bike, one of the largest bike-share programs in the world, relies on a volunteer army to help redistribute some 12,000 bicycles among 750 stations each day, ensuring that users can grab a ride when they need one.
Pumping carbon dioxide into the air makes the planet greener; the United Nations puts out fake science about climate change to control the global energy market; and wind and solar energy are simply "dumb".
Proponents of geoengineering as a way to mitigate the effects of global warming have been dealt a blow, with a study in the journal Nature concluding that one of the most favoured methods will do more harm than good.
Proposals to combat climate change by reflecting the sun's rays back into space would cause widespread crop failure, cancelling out any benefits to farming from the reduction in warming, according to new research.