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Climate Change & Conservation News

Agriculture

Barn
Pixnio

How the Inflation Reduction Act helps rural communities

Farmers, healthy soils, and regenerative agriculture are now widely seen as part of the climate solution, with funding provided by the Inflation Reduction Act (scroll down if you click on the link).

The Inflation Reduction Act recognizes the critical role that America’s farmers, ranchers, and forest landowners play in addressing the climate crisis. The law will:

  • Invest in helping farmers, ranchers, and forest landowners deploy climate-smart practices that will reduce greenhouse gas emissions, increase storage of carbon in soils and trees, and make their operations more productive.
  • Support innovative, cost-effective ways to measure and verify climate benefits, including through USDA’s Environmental Quality Incentives Program, Conservation Stewardship Program, Agricultural Conservation Easement Program, Regional Conservation Partnership Program, and Conservation Technical Assistance.
  • Help up to 280,000 farmers and ranchers apply conservation to approximately 125 million acres of land.
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Elevated Solar
Hyperion Systems, LLC

Agrivoltaics looks at farming around/among solar panels

The new Inflation Reduction Act bill makes it more economically feasible for innovative solar that works WITH farming, rather than against it. However, it means we have to change the narrative and stop saying to keep solar off good farmland and instead insist that solar on farmland supports short-term and long-term farm viability.

Double cropping solar power and organic dairy production works successfully here, but the concept – called agrivoltaics – is still very new.

Agrivoltaics is a new umbrella term defined as any farming practices on the land supporting solar power.

Around the world, innovators are looking for ways that solar panels and agriculture can benefit from the other. Flowers, pollinator plants, alfalfa, grass, vegetables and greens, and fruits and berries are some of the potential crops that people are planting in conjunction with solar panels…

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More Cows
iStock

Tweaking cows’ diets can reduce climate-warming pollution

Optimizing their feed reduces a herd’s methane emissions by up to 40%, research suggests.

[T]weaking a cow’s diet can cut those emissions by up to 40%, according to some estimates. Providing feed that’s easier to digest, adjusting the proportions of nutrients, and supplementing with certain additives can help reduce the methane produced.

Wightman says it also boosts milk production because less of the energy contained in the feed goes to waste.

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Soil
Creative Commons

Climate change’s impact on soil moisture could push land past the ‘tipping point’

Soils are critical to our ecological and agricultural systems. It's time we start talking about the impacts of extreme weather on soils and the necessity to transition off fossil fuels to save these soils — while there's still time.

The impact of climate change on soil moisture could push land past a “tipping point” — turning it from a net carbon “sink” to a source of CO2, one study finds.

The research, published in Nature, shows that levels of soil moisture — which are impacted by rising temperatures and extreme events such as droughts — can have a “large negative influence” on the land’s ability to store carbon…

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Cows
Judy Anderson

Agrivoltaics looks at farming around and among solar panels

We are predicted to need 8-10 million acres of solar to adequately transition from fossil fuels. When installed thoughtfully, solar can benefit farming, and farm viability, including large animal operations. We just need to push for it.

If you are driving to the West Central Research and Outreach Center (WCROC), look along U.S. Highway 59 for large pastures where cows graze among solar panels.

The cows, under the direction of Bradley Heins, Ph.D., University of Minnesota, use the panels for shade and shelter.

Double cropping solar power and organic dairy production works successfully here, but the concept — called agrivoltaics — is still very new…

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Corn
iStock

Cover crops not enough to improve soil after decades of continuous corn

While this study focuses on the Midwest, the data is transferable to other regions of the country. This is important research when we advocate for climate-smart farming (also called regenerative agriculture). It also helps rethink how we, as a country, have thousands of acres under corn for ethanol production (which is not good for climate in a lot of ways).

Although about 20% of Illinois cropping systems are planted with continuous corn, it’s nearly impossible to find fields planted this way for decades at a time. Yet long-term experiments like one at the University of Illinois, including over 40 years of continuous corn under different nitrogen fertilizer rates, provide incredible learning opportunities and soil management lessons for researchers and farmers alike…

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Cows
iStock

Regenerative ranching is better for the environment, but can it be profitable?

All over the country, people are waking up to the importance of soils. Part of that realization is moving away from growing corn for ethanol and thinking about how soil, and animal agriculture, can also work together to slow down climate change.

Ellis tells me that she did the math, and the amount of beef she produces on her ranch in a year is about the same quantity that McDonald’s uses globally in 45 minutes. “I’m this tiny blip on the radar,” she says. “But if I could get all ranchers across the nation doing the job sustainably, then we’d have a lot of clout.”

She says most consumers have no idea if their beef comes from a ranch with environmental goals. “I want to give them that choice”…

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Kale Solar
Hyperion Systems LLC/NREL

Farms under threat: the state of the States

We are losing small farms at an alarming rate. Dual-use agrivoltaics could help keep families on the farm and improve soil health.

American Farmland Trust’s new report used spatial mapping analyses of agricultural land conversion to provide unprecedented insights into the status and fate of American farmland. Our findings and maps of agricultural land at the state, county, and even sub-county levels show that between 2001 and 2016, 11 million acres of farmland and ranchland were converted to urban and highly developed land use (4.1 million acres) or low-density residential land use (nearly 7 million acres).

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Farm
Judy Anderson

SunCommon financing program helps Vermont organic farmers go solar

Organic Valley, the largest farmer-owned organic cooperative in the U.S., is teaming up with SunCommon to help Vermont farmers go solar — with zero up-front costs.

SunCommon, headquartered in Waterbury, Vermont, launched a program that offers to help Organic Valley farmers go solar with zero upfront costs. Organic Valley is the largest farmer-owned organic cooperative in the US with a footprint of 100+ Vermont farms. The program provides Organic Valley farmer-members with financing for solar and other renewable energy projects. Farmers benefit from a fully-funded solar installation with no upfront costs, and they save on their energy bill…

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closeup of cornstalks
Pixabay, Mabel Amber

The extent of soil loss across the US Corn Belt

Scientists have found that around 35 percent of the region has lost its most fertile A-horizon soil, more commonly known as topsoil, since European colonization in the 1600s, resulting in estimated annual economic losses of around $2.8 billion and a 6 percent reduction in crop yields per year. Their findings are published here...

“Soil erosion in agricultural landscapes reduces crop yields, leads to loss of ecosystem services, and influences the global carbon cycle. Despite decades of soil erosion research, the magnitude of historical soil loss remains poorly quantified across large agricultural regions because preagricultural soil data are rare, and it is challenging to extrapolate local-scale erosion observations across time and space…”

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