Jan 31
We’re getting a bit salty in this episode… listen up! Salt helps keep winter roads safe. But when snow melts, the salt runs off pavement and can end up in waterways. John Jackson is with the Stroud Water Research Center in Pennsylvania. In the lab, he’s studied the toxicity of salt on mayflies – a …
Permanent link to this article: http://www.currentcast.org/stormwater-management/salty-roads-salty-rivers/
Dec 27
Saving water and flavor is what’s on tap at a few earth-minded breweries. Hop on this: Ever been told that if you want to save water, you should drink ale instead? Unfortunately, there’s not much truth to the joke—a lot of water goes into making beer. “It can vary from about three liters to six …
Permanent link to this article: http://www.currentcast.org/industrial-and-corporate-water-use/beer-brewers-and-water-efficiency/
Dec 26
Not all ditches are created equal! Ditches with two tiers can help prevent erosion and flooding, which is awesome. Listen up: Most farms need ditches to keep soil drained and crops thriving—but conventional tactics can lead to erosion, pollution, and flooding downstream. Enter two-stage ditches. These ditches include a deep trench flanked by flat, vegetated …
Permanent link to this article: http://www.currentcast.org/stormwater-management/ditch-switch-when-two-really-is-better-than-one/
Dec 20
Elevators and water slides for fish may sound straight out of Dr. Seuss—but they actually exist in Michigan. Listen up: Sturgeon go back to their home river to spawn. And for half the sturgeon in Lake Michigan, that means the Menominee River. But hydroelectric dams block the river, forcing the fish to lay their eggs …
Permanent link to this article: http://www.currentcast.org/water-and-energy/fish-slides-anyone/
Nov 21
Gassy bubbles in freshwater streams are natural, lovely, and—wait for it—may also be contributing to climate change. Listen up: When it comes to greenhouse gas emissions, human activities are the largest source of methane, but there are also natural culprits—and new research suggests they include streams. Methane is a byproduct of bacteria that live in …
Permanent link to this article: http://www.currentcast.org/water-and-climate-change/stream-bubbles/
