Years of daily readings provide an unprecedented view into how a submerged aquatic meadow kept nitrogen from reaching the St. Lawrence Estuary as well as insights on how climate change may alter it.
Health & Ecosystems
Warmer Winters Keep Crops Sleepy into Spring, Hurting Yield
Annual crops go dormant during winter. Frosty temperatures cue them to wake up—but the warmer winters brought on by climate change scramble the cold signal, hurting yield.
Indian Cities Invest in Low-Cost Air Quality Sensors
The sensors help bridge gaps in air quality data due to critical shortages of government monitoring stations.
Managing Mudslide Debris After Fires
California officials faced a conundrum in dealing with mudslides after the Thomas Fire.
Lake Sediments Record North Carolina’s Coal Legacy
Coal ash–polluted lakes are in residential and recreational areas, invoking concern for the health of local residents and ecosystems.
Monitoring Moisture from Afar
Undisturbed tropical rain forests are experiencing more frequent droughts, but the ecosystems are isolated and difficult to assess. Scientists are using remote sensing to expand the depth and scope of monitoring efforts.
Food Deficits in Africa Will Grow in a Warmer World
Under the combined stress of growing populations and current warming trends, many African nations will face increasing shortfalls in food production in the coming decades.
Unchecked Ocean Warming Threatens Many Gulf and Caribbean Corals
Gulf of Mexico and Caribbean sea surface temperatures could surpass coral bleaching thresholds in the region as soon as 2050, motivating the need for prompt mitigation, researchers say.
How We’re Reshaping Global Water Storage
Researchers modeled and mapped how eight key aspects of human societies affect hydrological cycles.