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Absorption of microplastics can reduce the efficiency of photosynthesis in wild service trees by almost a third. Photo: Andrew Dunn Attribution-ShareAlike 2.0 Generic CC BY-SA 2.0 DeedPhoto: Andrew Dunn Attribution-ShareAlike 2.0 Generic CC BY-SA 2.0 Deed

Nanoplastics reduce photosynthesis capacity in trees

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A Swiss study clarifies the dynamics of nanoplastic uptake in trees. While quantifying the impact of the phenomenon on the effectiveness of photosynthesis
14% of all active ingredients in US pesticides are classified as PFAS, a compound type that poses a danger to the environment and human health. Photo: CGP Grey Attribution 2.0 Generic CC BY 2.0 DeedCGP Grey Attribution 2.0 Generic CC BY 2.0 Deed

Pesticides in the US are still full of PFAS

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The data of the first study on the presence of per- and poly-fluoroalkyl substances in US pesticides. According to two US organisations, 14% of all active ingredients in US pesticides are PFAS
An estimated 29 million American households are still exposed to dangerous levels of lead. Photo: Joe Mabel ATTRIBUTION-SHAREALIKE 3.0 UNPORTED CC BY-SA 3.0 DeedJoe Mabel ATTRIBUTION-SHAREALIKE 3.0 UNPORTED CC BY-SA 3.0 Deed

American soils are still contaminated with lead

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For one in four households, the level of lead exposure exceeds the safety threshold set by the Environmental Protection Agency, an Indiana University study has found
Japan's forests trap about 420 trillion airborne microplastics per year in their canopies. Photo: ajay_suresh CC BY 2.0 DEED Attribution 2.0 Genericajay_suresh CC BY 2.0 DEED Attribution 2.0 Generic

Forests keep us from breathing in microplastics

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Airborne microplastics latch onto tree leaves, explains a Japanese study. In this way, forests act as sinks thereby limiting their uptake by humans
Mining waste can have a negative impact on the environment. Photo: Roy Luck CC BY 2.0 DEED Attribution 2.0 GenericRoy Luck CC BY 2.0 DEED Attribution 2.0 Generic

Mining waste threatens biodiversity conservation

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According to an Australian study, 29 percent of mining tailings storage facilities are located in or near protected areas. With significant risks to the environment
Strategies such as extending the lifespan of infrastructure and recycling waste with subsequent transformation into inputs enable urban agriculture to largely reduce its climate impact. Credit: ©2015CIAT/GeorginaSmith CC BY-NC-SA 2.0 DEED Attribution-NonCommercial-ShareAlike 2.0 Generic©2015CIAT/GeorginaSmith CC BY-NC-SA 2.0 DEED Attribution-NonCommercial-ShareAlike 2.0 Generic

Urban agriculture generates an excessive carbon footprint. Here’s how to avoid it

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Agriculture developed in urban spaces can have six times the climate impact of traditional agriculture, explains a University of Michigan study. Some tricks, however, make it possible to solve the problem
Mulching films are a potential source of microplastic pollution. Photo: François Molle/IRD CC BY 2.0 DEED Attribution 2.0 GenericFrançois Molle/IRD CC BY 2.0 DEED Attribution 2.0 Generic

Microplastics affect soil fungi according to drought conditions

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The impact of microplastics on the soil fungal community is affected by soil moisture content, a German study has found
Adding biosolids to conventional fertilizers can reduce greenhouse gas emissions and improve soil quality, according to a Canadian study. Photo: Jeffrey Beall CC BY-SA 2.0 DEED Attribution-ShareAlike 2.0 Generic Jeffrey Beall CC BY-SA 2.0 DEED Attribution-ShareAlike 2.0 Generic

New soil fertilizers can be made from pulp waste

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Adding biosolids to conventional fertilizers can reduce greenhouse gas emissions and improve soil quality, according to a Canadian study. A circular solution that is good for plants and the environment
Bioplastic films can be made from Panicum virgatum, a plant that biodegrade completely within 40 days with 30% soil moisture content. Photo: SEWilco CC BY-SA 3.0 DEED Attribution-ShareAlike 3.0 UnportedSEWilco CC BY-SA 3.0 DEED Attribution-ShareAlike 3.0 Unported

Here’s how U.S. native prairie grass can be turned into bioplastics

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Researchers at South Dakota State University have made biodegradable bioplastic films from switchgrass, a weed capable of reaching significant heights that is widespread in North America's grasslands
In many cities in the United States and Canada, municipal waste incinerators were largely shut down in the 1970s in the face of growing concerns about air pollution. Photo: Fraser, Clayton B. Library of Congress Prints and Photographs Division Washington, D.C. 20540 USA Public DomainPhoto: Fraser, Clayton B. Library of Congress Prints and Photographs Division Washington, D.C. 20540 USA Public Domain

Waste incineration leaves a heavy legacy in soils

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Where waste was once burned, higher concentrations of lead are detected in the soil, says research from Duke University. With obvious health consequences