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Climate Change & Conservation eNews

Communications

Wetland
Judy Anderson

U.S. eyes wetland restoration as hedge against climate change

Conserving land and water is an important part of natural climate solutions. Recognizing that we have to create a situation where they can add value, and thrive in a changing climate, is part of the longer-term strategy.

Researchers found that conserving existing wetlands, restoring 35 percent of marshes that have been impounded or drained, and allowing coastal wetlands to naturally migrate toward land as sea levels rise could create a substantial sink for CO2 and human-caused methane by 2050…

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Cows
iStock

A new study on regenerative grazing complicates climate optimism

Agriculture can be part of the climate solution. White Oak Pastures is at the center of a larger conversation about the climate impact of beef and the power of regenerative grazing to store carbon in the soil.

A new, peer-reviewed paper on White Oak Pastures’ practices advances our understanding of the climate impact of beef and the potential for regenerative grazing to store carbon in the soil….

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Brown Bird
Pixnio

Shared morphological consequences of global warming in North American migratory birds

Recently, a study based on over 70,000 North American bird specimens found that warming temperatures have been shrinking birds for the past 40 years...

“Increasing temperatures associated with climate change are predicted to cause reductions in body size, a key determinant of animal physiology and ecology…”

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Nuthatch
iStock

Declining body size: a third universal response to warming?

"Scientists have long predicted that increasing temperatures would drive reductions in body size across the tree of life, but testing this requires huge amounts of data collected consistently over decades. This type of data is only available for a tiny fraction of the world’s species, including some North American birds."

“Because body size affects thermoregulation and energetics, changing body size has implications for resilience in the face of climate change.”

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Sheep
MN Board of Water and Soil Resources

Rotational grazing revives the prairie

Prairies, because of their deep-rooted plants, can slow down climate change by storing carbon in roots. Managing prairies for wildlife habitat, soil health, and climate change will also help with water retention and flood control. Minnesota Board of Water and Soil Resources is testing out regenerative agricultural and prairie health.

Foraging sheep, prairie plants, and soil health all benefited from a two-month experiment that allowed Chris Schmidt to rotationally graze on neighboring land enrolled in the federal Conservation Reserve Program (CRP).

The 45-acre prairie restoration was overdue for mid-contract maintenance… “Songbirds. Butterflies. Bees. All that stuff is intertwined one way or another. We can’t have one without the other. Increase that diversity not only in plants but wildlife,” Schmidt said of grazing the landscape…

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Dino Skull
NHM

What is mass extinction and are we facing a sixth one?

We need to ensure people understand that natural climate solutions are dependent to a large degree on keeping climate polluting gases under control — or nature can't function effectively, and the Sixth Mass Extinction will run out of control.

“Extinction is a part of life, and animals and plants disappear all the time. About 98% of all the organisms that have ever existed on our planet are now extinct.

When a species goes extinct, its role in the ecosystem is usually filled by new species, or other existing ones. Earth’s ‘normal’ extinction rate is often thought to be somewhere between 0.1 and 1 species per 10,000 species per 100 years. This is known as the background rate of extinction…”

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Field Museum Birds
Ben Marks/Field Museum

Animals are shrinking. Blame climate change.

We already know climate change will impact wildlife in a number of ways, from shifting the distribution of some species to altering the color of others. But it might be surprising to learn about changes in something as fundamental as body size.

Wild animals are already facing a wide range of threats. If they shrink — and especially if they shrink at different rates, as researchers predict — that could push some species even closer to extinction. And it could throw a wrench into ecosystems that humans rely on…

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Faarmer

Could new soil practices save farmers from climate change?

Sharing examples of regenerative agriculture, sometimes called climate-friendly agriculture, is going to be helpful so farmers and ranchers get the support they need to implement these practices.

Some farmers are finding that no-till soil management can insulate plants against extreme weather. Soil health is a big factor in this; managing weather stress, insects, and changing conditions are part of our farming future.

Good Morning America featured this video recently. It’s a good sign that regenerative agriculture is now starting to go mainstream. If you work with farmers and ranchers, this might be something you could share.

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Cows
Progressive Cattle

Solar panel shade for cattle

The dairy industry faces increasing market stresses; many farms have gone out of business. There is no reason why we couldn't prioritize solar to work with dairy grazing. It would enhance soil health, animal health, and farm viability.

Dr. Brad Heins, associate professor of dairy management at the University of Minnesota and researcher at the West Central Research and Outreach Center in Morris, Minnesota, implemented this idea at the center’s 300-cow pasture to provide shade for the herd and energy to power milking equipment. “The concept of solar grazing started because we wanted to reduce heat stress and produce energy to utilize in our dairy farm,” Heins says. “Our goal is to have a net-zero dairy.”

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Solar On Parking Lot
Earthlight Technologies

Study: Connecticut could conserve land by installing solar above parking lots

A study published in the current issue of Solar Energy shows that Connecticut could generate more than a third of the state’s annual electricity consumption with solar canopies built over large, existing parking lots. It would be terrific if we invested in solar parking lot construction — conservation-oriented people could promote this, recognizing that it is part of the energy solution.

The study, which appears in the current issue of Solar Energy, identified 8,416 large parking lots across the state that are suitable for power-producing solar canopies. Together, those sites could generate 9,042 gigawatt-hours annually, the equivalent of 37% of the state’s annual electricity consumption…

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