Scientists Map Methane in World’s Rivers and Streams, Find Surprising Sources and Human Impacts on Emissions

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 …

Earlier Algae Blooms, Lingering Toxins: Invasive Species Cause Big Changes to a Lake’s Microbial Community

FOR IMMEDIATE RELEASE: A new study is highlighting the outsized impacts that invasive species can have – even on the tiniest residents in an ecosystem. Published this week in the Proceedings of the National Academy …

Tiny Trout? Study Finds Several Freshwater Species Bucking One Climate Change Trend

FOR IMMEDIATE RELEASE: (MADISON, WI) by Adam Hinterthuer When it comes to predictions of how climate change will impact fish populations, a new study has found that several species are ‘swimming upstream’. “One widely expected …

Resistance is (Sometimes) Futile: Study Says That, In Many Lakes, It’s Time to Accept Change and Plan for the Future of Fishing

FOR IMMEDIATE RELEASE – by Adam Hinterthuer As lakes across the upper Midwest warm, cool-water species of fish are finding it harder to thrive. In Wisconsin, that trend is especially noticeable in struggling walleye populations. …

Nearly half of countries’ shared fish stocks are on the move due to climate change, prompting dispute concerns

Climate change will force 45 per cent of the fish stocks that cross through two or more exclusive economic zones to shift significantly from their historical habitats and migration paths by 2100, a challenge that …

In Rare Dose of Good Climate News Study Finds That, No, Algae Blooms Aren’t Getting Worse Everywhere

As Earth’s average temperature rises, climate change impacts are being felt across the globe. Hurricanes and wildfires are bigger and more destructive. Extreme rain events are more common. Droughts last longer. But, surprisingly, one big …

Blue waters – green beaches: benthic filamentous algae are an emerging threat to clear lakes worldwide

by Nadja Neumann, Leibniz Institute of Freshwater Ecology and Inland Fisheries Many of the world’s well-known clear lakes are deteriorating at an alarming rate: at the shore, where people want to play and swim, the …