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Articles on Soil carbon

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‘One of the most damaging invasive species on Earth’: wild pigs release the same emissions as 1 million cars each year

Wild pigs are on every continent, except Antarctica. All up, they likely turn over the the same amount of soil as the area of Taiwan.
Soybeans sprout on an Illinois farm through corn stubble left on an unplowed field from the previous season – an example of no-till farming. Paige Buck, USDA/Flickr

To make agriculture more climate-friendly, carbon farming needs clear rules

Policymakers want to pay farmers for storing carbon in soil, but there are no uniform rules yet for measuring, reporting or verifying the results. Four scholars offer some ground rules.
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US scheme used by Australian farmers reveals the dangers of trading soil carbon to tackle climate change

If problems in such schemes are not addressed, the credibility of soil carbon trading will be undermined. Ultimately the climate - and the planet - will be the loser.
A prairie strip filled with flowers and wild rye grass between soybean fields on Tim Smith’s farm near Eagle Grove, Iowa, reduces greenhouse gases and stores carbon in the soil. The Washington Post via Getty Images

Climate-friendly farming strategies can improve the land and generate income for farmers

Farmers can help slow climate change by mixing native grasses into croplands, restoring wetlands and raising perennial crops. These strategies also conserve soil and water and build new markets.
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The Morrison government wants to suck CO₂ out of the atmosphere. Here are 7 ways to do it

Energy Minister Angus Taylor is this week expected to release the government’s first Low Emissions Technology Statement. It’s likely to include ways to remove CO₂ from the air – but do they work?
Compost awaiting distribution at the Las Virgenes Municipal Water District’s Rancho Las Virgenes compost facility, Calabasas, Calif. Brian Vander Brug/Los Angeles Times via Getty Images

City compost programs turn garbage into ‘black gold’ that boosts food security and social justice

Turning food scraps and yard trimmings into compost improves soil, making it easier for people to grow their own food. City composting programs spread those benefits more widely.
Planting cover crops, like this red clover in Sussex County, Delaware, can help return carbon to farm fields. Michele Dorsey Walfred/Flickr

Soil carbon is a valuable resource, but all soil carbon is not created equal

Storing more carbon in soil helps slow climate change and makes croplands more productive. But there are two kinds of soil carbon that are both important, but function very differently.
A wildfire moves towards the town of Anzac from Fort McMurray, Alta. in May 2016. Jason Franson/The Canadian Press via AP

More frequent fires could dramatically alter boreal forests and emit more carbon

The boreal forest is being reshaped by wildfire. As climate change intensifies wildfire activity, the boreal forest will likely become a carbon source.
No-till farming conserves soil by greatly reducing erosion. USDA NRCS South Dakota/Eric Barsness

Restoring soil can help address climate change

More than one-fifth of global warming emissions come from land use. Sustainable farming can make soil healthier and better able to soak up carbon, while saving energy and boosting food production.
Rock Hills Ranch in South Dakota uses managed grazing techniques to maintain healthy, diverse plant communities in its pastures. Lars Ploughmann

Regenerative agriculture can make farmers stewards of the land again

US agriculture is dominated by large farms that rely on chemical inputs. In contrast, regenerative farming makes land and water healthier by mimicking nature instead of trying to control it.

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