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With a body the size of a fist and wings that span more than a foot, the big brown bat must gorge on 6,000 to 8,000 bugs a night to maintain its stature.

For more than 15 years, the Chinese government has invested billions of dollars to clean up its deadly air pollution, focusing intensely on reducing emissions of sulfur dioxide from coal-burning power plants.

Solar energy could be the key to providing low-cost, highly reliable energy to the roughly 600 million people in sub-Saharan Africa who currently live without power, says new UC Berkeley research published today in Nature Energy.

According to a new study led by the Barcelona Institute for Global Health (ISGlobal) —a centre supported by the ”la Caixa” Foundation—, people who commute through natural environments report better mental health. This is the main conclusion of a research based on questionnaires answered by nearly 3,600 participants from four European cities and published in Environment International.

Ecosystems have a variety of benefits: They provide us with food, water and other resources, as well as recreational space. It is therefore even more important that these systems remain functional and stable – especially in view of climate change or environmental pollution. Ecologists at the University of Zurich and the Swiss Federal Institute of Aquatic Science and Technology (Eawag) have now examined the factors that influence this stability in a unique and comprehensive experiment.