A new study from Spain estimates there will be fewer people living on the planet in 2100 than there are today.
A new research paper estimates that continued increases in greenhouse gas emissions may cause undetectable clean-air turbulence to double by the 2050's.
The first comprehensive survey of the health of US streams and rivers has been released by the EPA, and the results are bleak.
After 15 months of 'regulatory limbo,' the Obama administration is introducing requirements for lower-pollution vehicles and cleaner gasoline nationwide.
Polls show that a significant majority of US citizens believe the country should take preventive action to prepare for the effects of global warming.
The latest US Drought Monitor report has classified most of Texas as “abnormally dry”, meaning residents will likely have to cut back on water use.
Two bills in the Texas House of Representatives aim to disallow local governments from restricting residents' ability to cut down trees on their property.
Texas has a new EPA administrator, who has been described as "tough but fair to industry".
Two laboratories of the Depart of Energy have completed a comprehensive study of how to make significant reductions in oil usage and carbon emissions.
Commentary
Jarrett Walker
The driving boom is over
William Lindeke
7 reasons conservatives should embrace bikes
Guy Sorman
Superrich donors are making Dallas a twenty-first-century city
More Commentary