Local officials are warning more than half a million Iowans in the state's capital city and suburbs that near-record level of ...

Behind closed doors, in a domed conference pavilion steps away from the historic port of Nice, more than 40 ministers ...

In a major push to tackle one of its deadliest invisible threats, Nairobi has launched its first city-owned air quality ...

The Environmental Protection Agency on Wednesday proposed repealing rules that limit planet-warming greenhouse gas emissions from power plants fueled by coal and natural gas, an ...