Humanity has 'broken the water cycle,' UN chief warns

The future of humanity's "lifeblood"—water—is under threat worldwide, the UN secretary-general warned Wednesday at the opening of the global body's first major meeting on water resources in nearly half a century.

Road salt found to impact groundwater year-round

For many parts of the United States, winter weather can impact road conditions. To reduce hazardous conditions caused by snow and ice, many counties, municipalities, homeowners, and others use deicers. Salt is the most common ...

Severe storms swell Iguazu falls to 10 times normal flow

The famed Iguazu waterfalls on the border between Argentina and Brazil have registered 10 times their usual water volume after heavy rains, authorities said, closing one of the site's main tourist walkways for safety reasons.

Villages battle wildfires in Portugal; Europe swelters

More than 3,000 firefighters battled Thursday alongside ordinary Portuguese citizens desperate to save their homes from several wildfires that raged across the European country, fanned by extreme temperatures and drought ...

What is BPA and why is it in so many plastic products?

Bisphenol A, or BPA, is a chemical widely used to make hard, clear plastics. It is an endocrine disruptor that has been linked to many negative health effects, including cardiovascular diseases and diabetes. In 2013, the ...

page 2 from 8