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Health & Ecosystems

Several people aboard a small motorboat in a fjord with a glacial ice cliff in the background
Posted inScience Updates

Arctic Unicorns and the Secret Sounds of a Glacial Fjord

by Evgeny A. Podolskiy 9 December 20213 February 2023

The successful deployment of a seafloor seismometer near the calving front of a Greenland glacier has opened a new avenue to study hidden glacial processes and the behavior of fjord-dwelling wildlife.

A satellite image of a bright green algae bloom in the dark blue waters of Lake Erie
Posted inNews

A New Technique Could Identify Algae from Space

Hannah Thomasy, Science Writer by Hannah Thomasy 6 December 202127 March 2023

Some types of algal blooms produce dangerous toxins, while others are relatively harmless to humans.

A grassy landscape next to a river and the ocean.
Posted inNews

A Global Map of Human Sewage in Coastal Ecosystems

Katherine Kornei, Science Writer by Katherine Kornei 3 December 202127 March 2023

Prodigious quantities of nitrogen from human waste flow into coastal waters, a study of nearly 135,000 watersheds reveals.

Black and white image taken from the air of a massive plume of smoke and a pyrocumulonimbus cloud over Earth’s surface
Posted inOpinions

Geoscientists Can Help Reduce the Threat of Nuclear Weapons

by Alan Robock and Stewart C. Prager 2 December 20213 December 2021

A nuclear war would claim many lives from its direct impacts and cause rapid climate change that would further imperil humanity. Scientists can help shape policies to put us on a safer path.

The sun rises in a pink sky beyond the skyline of lower Manhattan.
Posted inResearch Spotlights

The Far-Reaching Consequences of Wildfire Smoke Plumes

Kate Wheeling, freelance science writer by Kate Wheeling 1 December 20211 March 2023

Smoke from wildfires burning in the western United States carries harmful pollutants across the country.

Nevado del Ruiz volcano seen on a cloudless morning from the western hills of Bogotá
Posted inNews

How the Armero Tragedy Changed Volcanology in Colombia

by Santiago Flórez and Camilo Garzón 30 November 202128 March 2023

The deadly eruption of Nevado del Ruiz in 1985 made Colombian volcanologists realize that studying natural phenomena was irrelevant if they could not share their knowledge to avoid predictable tragedies.

Colorized scanning electron micrograph of a macrophage
Posted inNews

Microplastics Morph Cell Metabolism

by Alka Tripathy-Lang 24 November 20214 October 2022

Microplastics get into our bodies, potentially altering how certain cells convert sugar into energy, especially in the gut. Continued ingestion could cause chronic problems.

Aerial view of the Washington Monument and the White House, with city buildings in the background
Posted inResearch Spotlights

Air Pollution Poses Inequitable Health Risks in Washington, D.C.

by Alexandra K. Scammell 23 November 20219 September 2024

Certain health risks are greatest in neighborhoods with higher proportions of people of color and lower levels of income and education.

Canoers paddle along the Anacostia near Kenilworth Park in Washington, D.C.
Posted inFeatures

The Capital’s Waterways Could Be Swimmable by 2030

Mark Betancourt, Freelance Journalist by Mark Betancourt 22 November 202124 November 2021

Scientists, community groups, and the Clean Water Act are behind Washington, D.C.’s massive project to reduce combined sewer overflows by 96%.

Aerial view of flooding in around Houston, Texas.
Posted inScience Updates

Forecasting Compound Floods in Complex Coastal Regions

by Saeed Moghimi, Edward Myers, Shachak Pe’eri, Y. Joseph Zhang and Fei Ye 16 November 202127 October 2022

Coastal communities face more frequent floods in which rain, rivers, and ocean storm surge combine forces. A reliable system that accurately predicts inundation from these events is urgently needed.

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