Within the sludge of wastewater treatment plants is an invisible world teeming with microbes. Here, diverse species of bacteria convert solid and liquid wastes into gases, some of which contribute to global warming.
Engineering
Jul 26, 2010
2
1
Cars running on sugarcane ethanol can produce as many harmful pollutants as those using ordinary petrol (gasoline), according a study published by Brazil's environment ministry.
Environment
Sep 17, 2009
8
0
More and more, scientists are getting a better grip on the nitrogen cycle. They are learning about sources of nitrogen and how this element changes as it loops from the nonliving, such as the atmosphere, soil or water, to ...
Environment
Jun 4, 2009
0
0
The National Institute of Standards and Technology has developed a method to accelerate stability testing of biodiesel fuel made from soybeans and also identified additives that enhance stability at high temperatures. The ...
Jan 13, 2009
0
0
New research emphasizes the previously underestimated significance of atmospheric ON aerosol depositions on ecosystems. Additionally, the ecological effects of ON aerosol depositions are anticipated to increase due to global ...
Environment
Oct 13, 2023
0
7
In the realm of air quality forecasting, the precision of predictions largely hinges on the accuracy of emission inventory data. Traditional methods, which often update only once a year or less, face challenges in keeping ...
Earth Sciences
Sep 22, 2023
0
1
Achieving the goals of the Paris Climate Agreement will require the combined efforts of states and companies around the world. How can developing countries achieve carbon neutrality and boost their resilience while pursuing ...
Environment
Mar 13, 2023
0
11
Nitrogen changes form as it cycles between air, soil, and life. Soils, for example, emit nitrogen either as inert dinitrogen (N2), which dominates our atmosphere, or as nitric oxide (NO) or nitrous oxide (N2O), the greenhouse ...
Earth Sciences
Jan 30, 2023
0
9
Sharp falls in transport emissions during COVID-19 lockdowns partly explain why a key greenhouse gas hit record high levels in 2020, research suggests.
Environment
Nov 25, 2022
0
5
The Biden administration is proposing stronger pollution regulations for new tractor-trailer rigs that would clean up smoky diesel engines and encourage new technologies during the next two decades.
Environment
Mar 7, 2022
0
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