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Climate Change & Conservation eNews

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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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Bird
iStock

The effects of defaunation on plants’ capacity to track climate change

A study published this month in the journal Science found that 60 percent of all plants globally are already having trouble keeping up with climate change as seed-spreading species face major drops in population numbers...

Most plant species depend on animals to disperse their seeds, but this vital function is threatened by the declines in animal populations, limiting the potential for plants to adapt to climate change by shifting their ranges. Using data from more than 400 networks of seed dispersal interactions, Fricke et al. quantified the changes in seed disposal function brought about globally by defaunation.

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Tucan
pablo_hernan/Fotolia

Dispersal by birds

When animal populations decline, so does the ability plants have to disperse their seeds and adapt to climate change. Against the backdrop of a heating planet, species are shifting away from their historically-adapted climate conditions...

“Birds, being preening animals, rarely carry burrlike diaspores on their bodies. They do, however, transport the very sticky (viscid) fruits of Pisonia, a tropical tree of the four-o’clock family, to distant Pacific islands in this way. Small diaspores, such as those of sedges and certain grasses, may also be carried in the mud sticking to waterfowl and terrestrial birds…”

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From The Ground Up

From the Ground Up

See what you think of this inspiring short film showing the impact of regenerative (climate-smart) farming in Australia. Farmers and ranchers in the arid U.S. have a lot in common with our friends "down under."

Farming with nature, and using rotational grazing and regenerative practices, makes a considerable impact on the landscapes of the farms featured in this film.

Inspired by Charles Massy’s best-selling book, “Call of the Reed Warbler,” filmmaker Amy Browne set out across the dry farming country of South East NSW [Australia] to meet Massy and the other trailblazing farmers bringing new life to their land…

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Old Growth Trees
Pixnio

Are old-growth forests protected in the U.S.?

Old-growth trees, which are usually hundreds of years old, store enormous quantities of carbon in their wood, and accumulate more carbon annually...

As crazy as it sounds, no one really knows how much old growth is left in America’s forested regions, mainly because various agencies and scientists have different ideas about how to define the term. Generally speaking, “old growth” refers to forests containing trees often hundreds, sometimes thousands, of years old. But even when there is agreement on a specific definition, differences in the methods used to inventory remaining stands of old growth forest can produce major discrepancies.

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Trees
Judy Anderson

Keeping trees in the ground where they are already growing is an effective low-tech way to slow climate change

If you're looking to share ideas about how to slow down climate change with natural climate solutions, this is a good article to share.

Mature trees that have reached full root, bark, and canopy development deal with climate variability better than young trees. Older trees also store more carbon. Old-growth trees, which are usually hundreds of years old, store enormous quantities of carbon in their wood, and accumulate more carbon annually…

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Permafrost
Wikimedia

Soil organic carbon pools in the northern circumpolar permafrost region

Globally, more carbon is stored in the soil than in all the Earth’s plants and the atmosphere combined. When soil is left bare and washes away, important stores of carbon can be released into the atmosphere, worsening the climate crisis.

The Northern Circumpolar Soil Carbon Database was developed in order to determine carbon pools in soils of the northern circumpolar permafrost region. The area of all soils in the northern permafrost region is approximately 18,782 × 103 km2, or approximately 16% of the global soil area. In the northern permafrost region, organic soils (peatlands) and cryoturbated permafrost-affected mineral soils have the highest mean soil organic carbon contents…

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Corn
iStock

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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Good Bad Soil
Dale Strickler

The corn belt is losing topsoil, increasing carbon emissions, and lowering yields

New research finds massive soil loss across the Midwest which sends more pollutants into the water, dust into the air, and carbon into the atmosphere. Changing farm practices and improving technology could reverse this trend. Climate-smart farming is also linked to farm viability.

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 in the Proceedings of the National Academy of Sciences….

“A third of the Midwest is currently losing 50 percent of its fertilizer,” Bruno Basso, a professor at Michigan State University, who was not involved in the study, said…

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Sheep
ASGA

Organization to know: The American Solar Grazing Assoication

Encourage your local land trust to start exploring how dual-use solar, and elevated solar, can help with farm viability, soil health, and water management.

Want to Get Involved With Solar Grazing?

Well you’ve come to the right place. The American Solar Grazing Association (ASGA) was founded to promote grazing sheep on solar installations.

ASGA members are developing best practices that support shepherds and solar developers to both effectively manage solar installations and create new agribusiness profits.

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