When millions of people turn off their lights for Earth Hour each year, something remarkable happens in the night sky above ...

As a controversial bill nears passage in Brazil, environmentalists and civil society prepare for what they call the ...

The urgency of climate action and the provision of the requisite support, on mitigation and adaptation, as well as loss and damage, cannot be overstated. The G20 process provides an opportunity to ...

While haze levels have declined in most national parks, more intense wildfires threaten to reverse this trend. See where your favorite park stands.

The High Line’s Connection to Moynihan Train Hall is pivotal yet needs more effective graphics within the transportation ...

The most eye-popping example of dams’ astronomical impact can be seen by analyzing the effects of China’s Three Gorges Dam, ...

For this second installment of the Sea Camp series, we explore the Great Pacific Garbage Patch. It's the largest of five ...