New Delhi suffered a rare summer air pollution alert Monday as dust storms and heat over northern India took smog to hazardous levels.

U.N. Secretary General Antonio Guterres launched a brief South Pacific tour in New Zealand Sunday, warning the world was "not on track" to limiting global temperature rises.

Mexico City's legislature voted Thursday to ban businesses from buying, selling or giving their customers disposable plastics, a major shift for a sprawling capital that is awash in them.

In the heart of Iceland's volcano country, 21st-century alchemists are transforming carbon dioxide into rock for eternity, cleaning the air of harmful emissions that cause global warming.

For the first time in over two decades, member states of the Arctic Council failed to agree on a final declaration at their bi-annual ministerial meeting on Tuesday, due to a U.S. refusal to mention climate change.

With bigger boats, deeper nets and better sonar than ever before, the fishing industry's response to our insatiable appetite for fish risks transforming much of the world's oceans into aquatic desert. 

How do you manage the trick of feeding school children better and at a lower cost?

At least three people died Friday as Cyclone Fani, the biggest in years, slammed into eastern India, sending coconut trees flying and cutting off power, water and telecommunications.

Nearly 800,000 people in India's eastern coastal districts have been evacuated ahead of the expected arrival of a major cyclone packing winds of up to 200 kilometres (125 miles) per hour, officials said Thursday.

After plentiful winter rains, Iraq is heading into summer with overflowing reservoirs and lush marshes. But don't be fooled, observers warn: its water woes and related protests are not over.