Freshwater ecosystems account for half of global emissions of methane, a potent greenhouse gas that contributes to global warming. Rivers and streams, especially, are thought to emit a substantial amount of that methane but the …
Nature
Winter is Coming? Tens of Thousands of Lakes May Spend Winters Ice Free as Climate Warms
MADISON – In many parts of the Northern Hemisphere, frozen lakes define the winter experience and create an indelible sense of place. From ice fishing and hockey to skating, skiing and snowmobiling, icy lakes enable …
Fish Fry Day Video: Tigerfish Snatches Swallow Out of Mid-Air
Here’s a new wrinkle to the aquatic food web – the first documented record of fish preying on birds in flight. Meet the African tigerfish and one unlucky barn swallow. We discovered the amazing film …