Brazil has lagged far behind in the shift to solar power, but the continent's biggest facility now being built in the south-east aims to give the country its place in the sun.
Sulfur dioxide is an air pollutant that causes acid rain, haze and many health-related problems. It is produced predominantly when coal is burned to generate electricity.
Delhi authorities ordered all schools to shut on Wednesday after choking smog descended on north India and Pakistan, with pollution levels in the city 40 times the World Health Organization's safe limit.
A public health emergency was declared as choking smog blanketed New Delhi on Tuesday, with authorities ordering the temporary closure of all primary schools in the world's most polluted capital city.
A public health emergency was declared in New Delhi Tuesday as a choking blanket of smog descended on the world's most polluted capital city.
U.S. state policies aimed at mitigating power plant emissions vary widely in effectiveness, finds a new study by researchers at Emory University.
Contrary to popular thought, nuclear proliferation is not more likely to occur among countries with nuclear energy programs, according to research published in International Security.
The quest to develop ever-faster and more powerful computers has led to one of the most rudimentary methods of counting being given a 21st century make-over.
Ethiopia tends to conjure images of sprawling dusty deserts, bustling streets in Addis Ababa or the precipitous cliffs of the Simien Mountains – possibly with a distance runner bounding along in the background. Yet the ...