Madagascar's government appealed for international aid on Wednesday after a tropical storm earlier this month devastated large swathes of the Indian Ocean island, causing damage worth around $40 mi

Boston's aging pipeline network leaks about $90 million worth of natural gas each year, marking a sizeable financial loss and a threat to the environment, according to a study released on Thursday

The United Nations asked governments on Thursday to submit plans to cut greenhouse gas emissions as the building blocks of a deal due in Paris in December to limit global warming, after scientists

About 20 percent of the world's fishing catch is taken illegally by poachers, experts estimate, but a new satellite tracking system launched on Wednesday aims to crack down on the industrial-scale

Scientists are stepping up efforts to identify a mysterious gooey substance polluting waters along the eastern edge of San Francisco Bay, coating hundreds of sea birds and killing scores of them, a

India's tiger population has increased by nearly a third to 2,226, a government survey showed on Tuesday, boosting conservation efforts in the country with the biggest population of the endangered

India's tiger population has increased by nearly a third to 2,226, a government survey showed on Tuesday, boosting conservation efforts in the country with the biggest population of the endangered

Europe could have saved itself $100 billion by installing solar power panels in sunnier countries and wind turbines in windier places, the World Economic Forum's "Future of Electricity" platform sa

Climate change and high rates of extinctions of animals and plants are pushing the Earth into a danger zone for humanity, a scientific report card about mankind's impact on nature said on Thursday.

The death toll from flooding in Malawi has risen to 176 and others are still missing, Vice President Saulos Chilima said on Friday after touring the worst-hit parts of the southern African country,