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Health & Ecosystems

A beaver swims with a stick through a creek in front of tall grass and brush.
Posted inResearch Spotlights

Beavers Are Remaking Microbial Ecosystems in the Arctic

by Saima May Sidik 22 August 202322 August 2023

As beavers expand their range northward into the Arctic tundra, changes in bacterial, archaeal, and fungal communities appear to be following.

A creek flows in a forest.
Posted inResearch Spotlights

Current Agriculture Adds More Phosphorus to Streams Than to Lakes

Rachel Fritts, Science Writer by Rachel Fritts 17 August 202317 August 2023

Improved agricultural nutrient management could improve stream water quality by reducing phosphorus levels, but rising temperatures and rainfall due to climate change might offset improvements.

A rural road in Bandera, Santiago del Estero, Argentina, is flooded.
Posted inNews

Farming Is Intensifying Floods in the South American Plains

by Sofia Moutinho 10 August 202310 August 2023

The replacement of native vegetation by crops has raised groundwater levels in the Pampas, a new study suggests.

Monte Mojino Reserve inside the Álamos National Reserve
Posted inNews

Understanding an Extreme Weather Event with Science and Local Knowledge

by Roberto González 8 August 20238 August 2023

Researchers in Mexico integrate science and community knowledge to assess the ecological and social impact of an extreme frost.

A hydroelectric dam has a very full reservoir at the top and seven release valves open. The reservoir is full of blue-green water, and there are snowcapped mountains in the background.
Posted inNews

Drought Leads to More Fossil Fuel Emissions

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 4 August 20234 August 2023

Hydropower lost in one area is often replaced by fossil fuel power produced elsewhere—and renewable energy sources may struggle to meet electricity demands caused by more frequent dry spells.

A photo of city buildings at dusk with cars driving by. The air is hazy.
Posted inNews

Air Pollution Increases COVID-19 Risks

Javier Barbuzano, Science Writer by Javier Barbuzano 2 August 20232 August 2023

A crop of new studies shows that exposure to air pollution adds days to hospital stays and increases the likelihood of death from COVID-19.

Una imagen de satélite de una masa continental con parches cafés y verdes. Al centro hay una nube de humo con una línea naranja brillante.
Posted inNews

La tercera es la vencida para el Fagradalsfjall de Islandia

Katherine Kornei, Science Writer by Katherine Kornei 28 July 20234 August 2023

La región volcánica que hizo erupción en 2021 y 2022 después de más de 7 siglos de estar dormida, lo está haciendo de nuevo.

A person is pictured from below as he climbs a latticed metal post to install an air quality sensor on the underside of an overhang that shades performers on an outdoor stage.
Posted inFeatures

Collins Gameli Hodoli: Air Quality Is Data Driven

by Saima May Sidik 25 July 202315 November 2023

The environmental scientist is making pollution levels public to draw nonscientists into the fight for clean air.

A red tide washes over a Florida beach.
Posted inFeatures

Florecimientos de algas nocivas: nada bueno, solo lo malo y lo feo

by James E. Silliman 20 July 202320 July 2023

Diversos factores humanos y naturales están generando florecimientos de algas nocivas cada vez más frecuentes y prolongados. Estudios recientes han comenzado a revelar la magnitud del problema y nos informan sobre soluciones potenciales.

A satellite image of a light brown landmass with patches of green. In the center is a cloud of smoke with a bright orange streak.
Posted inNews

Third Time’s the Charm for Iceland’s Fagradalsfjall

Katherine Kornei, Science Writer by Katherine Kornei 19 July 202331 July 2023

The volcanic region, which erupted in both 2021 and 2022 after more than 7 centuries of dormancy, is at it again.

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Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

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