A study of 369 lakes across the Midwest finds that many of them, especially those close to agriculture, have high concentrations of harmful algal bloom-causing cyanobacteria.
agriculture
Posted inNews
The “Internet of Things” Boosts Agricultural Livelihoods in India
New technology is bringing better connectivity to remote areas, helping farmers improve crop yields and allowing fisherfolk to venture more safely out into the sea.
Posted inENGAGE, News
Māori Arrival in New Zealand Revealed in Antarctic Ice Cores
A new study shows smoke from fires set by the first inhabitants of Aotearoa from around 1300 left a mark in the ice 6,000 kilometers away, on an island off the Antarctic Peninsula.
Posted inENGAGE, News
Scientists Call for Policies to Buffer Agricultural Runoff
By reviewing 44 studies, researchers make a scientific case for regulating agricultural pollution of streams and rivers by implementing conservation practices, including riparian buffer zones.
Posted inENGAGE, Research Spotlights
Fires Lit for Agriculture Boost Air Pollution in Southeast Asia
Reducing fires lit for agricultural management and deforestation, which unduly affect poorer populations, could help prevent 59,000 premature deaths per year.
Posted inENGAGE, News
To Understand Hunger in Sub-Saharan Africa, Consider Both Climate and Conflict
Warfare exacerbates the impacts of drought to produce food insecurity crises that last long after the drought has passed, new research documents.
Posted inENGAGE, News
Lake Erie Sediments: All Dredged Up with Nowhere to Grow
Agriculture is a key contributor to the algae mats that plague Lake Erie. With so many fertilizers entering the lake, could sediment from the lake floor be used to grow crops instead?
Posted inENGAGE, News
Index Suggests That Half of Nitrogen Applied to Crops Is Lost
Food production is becoming less efficient at using nitrogen fertilizer, according to a review of global values. Excess nitrogen damages the environment and the climate.
Posted inNews
Getting to the Bottom of Trawling’s Carbon Emissions
A new model shows that bottom trawling, which stirs up marine sediments as weighted nets scrape the ocean floor, may be releasing more than a billion metric tons of carbon every year.