My bad for stepping into the shot,” the former president said on social media after he was pictured strolling through a family photo shoot.

Mr Sewagudde acknowledged that rising pollution levels have significantly increased the cost of making lake water safe for ...

A northern Virginia family that went to the Tidal Basin to enjoy the cherry blossoms got an unexpected cameo in their ...

It’s as if the sun, which is suddenly more visible in the sky, has an ally in the color of so many spring blooms.

A family taking photos with the cherry blossoms on D.C.’s Tidal Basin spotted a famous figure in the background of their ...

Scientists hope hungry black weevils imported from Louisiana can help tackle South Africa's invasive water plant problem.

Rising temperatures and changing environmental conditions in the Great Lakes are contributing to harmful algal blooms, and ...

Lake Victoria, Africa's largest lake, is facing a growing threat that's turning its waters green. This green color is derived ...

Agricultural runoff, less wintertime ice cover and strong storms that deposit nutrients into the lake are other possible ...

Lake Victoria is the largest of Africa’s Great Lakes, the second largest in the world after Lake Superior. George Bullerjahn, ...

Cyanobacteria are probably the most numerous creatures to have ever existed on Earth. They’re good for making oxygen but otherwise bad news for most life forms. Through neglect of our water systems ...