If rolled out worldwide, our method could replace a quarter of all the synthetic nitrogen fertiliser used in agriculture.
Nov. 6, 2020 • ~7 min
agriculture recycling farming nitrogen crops toilets urine phosphorus fertiliser ammonia
New research shows that one-third of yearly nitrogen runoff from Midwest farms to the Gulf of Mexico occurs during a few heavy rainstorms. New fertilizing schedules could reduce nitrogen pollution.
Nov. 2, 2020 • ~9 min
climate-change agriculture rainfall nitrogen gulf-of-mexico us-midwest nutrient-pollution corn fertilizer sustainable-agriculture dead-zones fertilizer-runoff heavy-rainfall mississippi-river
Staff and customers with underlying health conditions are likely to be most at risk at drive-through windows.
Oct. 16, 2020 • ~5 min
covid-19 coronavirus air-pollution cars particulates respiratory-disease nitrogen-dioxide traffic
Heavy rain events, which happen just a few days each year, have an outsize role in sending nitrogen runoff into waterways, computer modeling indicates.
Sept. 22, 2020 • ~5 min
pollution agriculture water rain nitrogen earth-and-environment fertilizer
Flaring, or burning, waste gas from energy production has sharply increased over the past decade. It wastes usable fuel, pollutes the air, and helps drive climate change.
July 29, 2020 • ~9 min
air-pollution regulation oil us-energy-policy environmental-health natural-gas shale-gas nitrogen-oxide us-shale-oil
Mapping the mechanism that lets legumes make their own ammonium fertilizer could help make agriculture more sustainable.
June 3, 2020 • ~6 min
bacteria agriculture plants nitrogen earth-and-environment roots fertilizer
From Nairobi to Los Angeles, pandemic lockdowns have cleared pollution from the skies. But those blue vistas may be temporary, and shutdowns aren't slowing climate change.
May 8, 2020 • ~8 min
climate-change covid-19 carbon-dioxide fossil-fuels air-pollution coronavirus-2020 particulates nitrogen-dioxide smog haze
As lockdowns have came into effect around the world, air pollution has plummeted.
April 15, 2020 • ~5 min
covid-19 coronavirus air-pollution transport-emissions decarbonisation respiratory-disease industrial-pollution nitrogen-dioxide pollutants
A better test for gauging nitrogen needs in corn fields could mean economic benefits for farmers and be better for the environment, too.
March 10, 2020 • ~4 min
machine-learning soil nitrogen farmers earth-and-environment corn
Certain fish are super-urinators, meaning that they contribute more nitrogen to the ecosystem. Unfortunately, they're also prize catches.
March 3, 2020 • ~6 min
conservation fish fishing nitrogen ecosystems earth-and-environment urine fertilizer
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