"People don’t realize what it entails." Expert issues warning over wealthy homeowners' toxic practice: 'It's death by a ...

Even though rising temperatures are the main cause of coral bleaching, certain coral species are climate-resilient. But still, their growth won't be the same.

Excess nutrients trigger algae blooms that block sunlight and drain oxygen. The result is a slow, silent death for entire ecosystems.

The 19th-century American naturalist Henry David Thoreau described the small freshwater lake at Walden as "Earth's eye"—a measure of the complexity of ecological interactions.

The failure of a vital ocean upwelling has sparked concerns of catastrophic effects for life, according to scientists.