It's been a brutally hot summer throughout the U.S., and it's even worse in many urban pockets. Trees can help.

Tree planting in city centres needs to "go harder and go faster" in order to help keep them cool ahead of future deadly ...

UNEP is supporting projects in Samborondón, Ecuador and other cities to restore long-neglected wetlands, preserving ...

The rapid melting of ice and the accelerating global warming pave the way for Kilimanjaro's demise, but people are trying to stop it.

Cities are seeking low-cost ways to ease the heat island effect. Researchers found benefits and trade-offs in two popular ...

The Data Foundation, the American Geophysical Union, and a coalition of universities are scrambling to ensure that the nation ...

While Panama still faces tremendous conservation challenges, it's well on its way to meeting these challenges head-on, and ...

Carbon dioxide is essential for life, but despite what the EPA chief declared, too much carbon dioxide does enormous damage.

A new study from the University of Cambridge reveals cattle farming causes far greater biodiversity loss than previously ...

Their early findings suggest that wildfire smoke is broadly and especially toxic. Burning trees, soil, and vehicles can throw ...

As Colorado River states race to finish a deal, water users face a resource altered by drought and climate change.

Some fruit trees are notorious for producing a big crop one year and a much smaller crop the next. Here's what to know and what you can do about it.