Before Hurricane Harvey made landfall on Aug. 25, there was little doubt that its impact would be devastating and wide-ranging.
Exhaust from ships on the open ocean may be contributing to more intense lightning and thunderstorms above the world’s most trafficked shipping lanes.
Iodine is scarce in the Arctic snowpack compared to its close relatives and known ozone-killers, chlorine and bromine. But a new study shows that even less than one part per trillion of iodine is enough to have a significant effect on ozone concentration in the lower atmosphere.
When people picture sand spread across idyllic beaches and endless deserts, they understandably think of it as an infinite resource. But as we discuss in a just-published perspective in the journal Science, over-exploitation of global supplies of sand is damaging the environment, endangering communities, causing shortages and promoting violent conflict.
The number of ticks that carry certain fevers is likely to rise in the future, thanks to a combination of wildlife loss and climate change, new research suggests.