When smog floated above America’s big cities, it caused acid rain. It is sulfuric or nitric acid that falls to the ground ...

With bipartisan leadership and cooperation between the U.S. and Canada, acid levels slowly reduced, and recent samples ...

A new threat is here, and scientists say there's no way to stop it, as even remote parts of the world are seeing microplastic ...

Benji previously worked as a wildlife researcher. In the 1970s, acid rain was one of the most serious environmental threats in North America and Europe. The air was so laden with pollution from ...

Activated carbon removes pollutants through adsorption, a process in which contaminants adhere to its porous surface.

Sulfur is rarely found pure in the ground. It is an impurity which is removed from fossil fuels because it causes acid rain when fossil fuels are burned.