Desertification in the north-eastern Caatinga region of Brazil could reduce overall soil functionality by more than 50 per cent. Photo: A. Duarte Attribution-ShareAlike 2.0 Generic CC BY-SA 2.0 DeedA. Duarte Attribution-ShareAlike 2.0 Generic CC BY-SA 2.0 Deed

Desertification halves soil functionality in Brazil

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The calculation is contained in research conducted by two universities in the country, which analysed degraded areas in the north-east of Brazil. A confirmation of the impact of desertification on the soil's ability to sequester carbon
Compost from organic waste can cover 21% of the nutrient demand in urban soils with a strong cut in environmental impact. Photo: Oh-Barcelona.com Attribution 2.0 Generic CC BY 2.0 DeedOh-Barcelona.com Attribution 2.0 Generic CC BY 2.0 Deed

Compost can be an alternative to chemical fertilisers in urban agriculture

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Compost made from organic waste could replace 21% of industrial fertilisers used in urban agriculture, says a study by the University of Barcelona UAB
Amazonian floodplains contribute up to 29% of global wetland methane emissions. Photo: Marcelo Castro Attribution 3.0 Unported CC BY 3.0 DeedMarcelo Castro Attribution 3.0 Unported CC BY 3.0 Deed

Climate change may decrease methane sequestration in the Amazon by 70%

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A study reveals how methane uptake by forest soil in the Amazon decreases sharply under hot and dry conditions. While production of the same gas increases following heavy rains
Earthworms play an essential role in keeping the soil healthy by eating and recycling organic matter. Photo: pfly Attribution-ShareAlike 2.0 Generic CC BY-SA 2.0 Deedpfly Attribution-ShareAlike 2.0 Generic CC BY-SA 2.0 Deed

New research will unveil the impact of climate change on soil earthworms

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A University of York study will assess how climate change-induced flooding affects the survival of earthworms, creatures essential for maintaining soil health
Water and ecosystems are still severely impacted by chemicals from the energy sector and agriculture. Photo: Pexels free for personal and commercial purposesPhoto: Pexels free for personal and commercial purposes

Only one-third of water bodies in Europe is in good condition

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According to the latest report of the EU Environment Agency, the use of pesticides in agriculture continues to impact water quality in Europe. That's why we need to improve the management of aquatic ecosystems to increase resilience
Researchers theorise that the severity of fires in Siberia could increase by as much as 350% by the end of the 21st century. Photo: Savin Igor Igorjevich Attribution-ShareAlike 3.0 Unported CC BY-SA 3.0 DeedSavin Igor Igorjevich Attribution-ShareAlike 3.0 Unported CC BY-SA 3.0 Deed

A warmer Arctic fuels Siberian wildfires

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Global warming, says a Chinese study, promotes wildfires which, in turn, reduce the frequency of rainfall leading to a vicious cycle
Climate change and increasing pressure from human activities generate an increased release of metals from coasts to oceans. Pickpik Royalty-Free photo

Climate change enhances metal release in coastal areas

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Events such as rising sea levels, increasing temperatures and changes in precipitation affect metal sequestration conditions in underground estuaries, explains a Swedish study
Degraded soil promotes ‘hidden hunger’ that occurs when food quality does not meet nutritional requirements Photo: USDA NRCS South Dakota Attribution-ShareAlike 2.0 Generic CC BY-SA 2.0 DeedUSDA NRCS South Dakota Attribution-ShareAlike 2.0 Generic CC BY-SA 2.0 Deed

‘Stop land degradation or we will face health risks,’ say activists ahead of COP29

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Land degradation poses a global threat to human health, activists recall as the UN Climate Convention in Baku approaches. In the US, 95 per cent of land at risk
Pollution by heavy metals, pesticides, microplastics and nanoplastics causes cardiovascular damage by interacting with protein-bound thiols, inducing oxidative stress and inflammation and altering circadian rhythms. Photo: PXHERE CC0 Public Domain Free for personal and commercial use No attribution requiredPXHERE CC0 Public Domain Free for personal and commercial use No attribution required

Soil pollution causes the spread of cardiovascular diseases

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Contamination of soil, water and air causes around 9 million premature deaths per year, a German study says. More than half are of cardiovascular origin
Invertebrates are crucial for maintaining soil health and providing key ecosystem services. Photo: Pxhere CC0 Public Domain Free for personal and commercial use No attribution requiredImage: Pxhere CC0 Public Domain Free for personal and commercial use No attribution required

For soil invertebrates, pollution is a worse threat than climate

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A meta-analysis of more than 600 studies shows that pollution is the most critical factor for the conservation of soil invertebrate biodiversity