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There’s a lot riding on Ice Out – the day when New Hampshire’s Lake Winnipesaukee is sufficiently free of ice for the popular MS Mount Washington sightseeing vessel to reach all five of its ports. When that time comes, Ice Out celebrations can begin and spring is just around the corner. But to those who study lake ecosystems, Ice Out means more than the start of boating season. In the Northeast’s lake ecosystems, ice is a determinant of everything from water temperature to aquatic food chains to water quality. And according to long-term climate data, ice-out has been moving earlier a...

There’s a lot riding on Ice Out – the day when New Hampshire’s Lake Winnipesaukee is sufficiently free of ice for the popular MS Mount Washington sightseeing vessel to reach all five of its ports. When that time comes, Ice Out celebrations can begin and spring is just around the corner. But to those who study lake ecosystems, Ice Out means more than the start of boating season. In the Northeast’s lake ecosystems, ice is a determinant of everything from water temperature to aquatic food chains to water quality. And according to long-term climate data, ice-out has been moving earlier a...

Carbon offsets have become an increasingly common way for businesses to claim large reductions in their emissions. In 2020, companies purchased more than 93 million carbon credits, equivalent to the pollution from 20 million cars in a year. SAN FRANCISCO (April 5): Following concerns that it is facilitating the sale of meaningless carbon credits to corporate clients, the Nature Conservancy says it’s conducting an internal review of its portfolio of carbon-offset projects. The nonprofit owns or has helped develop more than 20 such projects on forested lands mostly in the US, which generate c...

 E-Mail IMAGE: Ecosystems with a diversity of mammals, including larger-bodies and longer lived creatures like foxes, are better for our health. view more  Credit: Ali Rajabali / Flickr A growing body of evidence suggests that biodiversity loss increases our exposure to both new and established zoonotic pathogens. Restoring and protecting nature is essential to preventing future pandemics. So reports a new Proceedings of the National Academy of Sciences ( PNAS) paper that synthesizes current understanding about how biodiversity affects human health and provides recommendations for ...

Nature Conservancy investigating its own sales of potentially meaningless carbon credits By Ben Elgin on 4/5/2021 Carbon offsets are a key tool for corporations to meet climate goals. SAN FRANCISCO (Bloomberg) --Following concerns that it is facilitating the sale of meaningless carbon credits to corporate clients, the Nature Conservancy says it’s conducting an internal review of its portfolio of carbon-offset projects. The nonprofit owns or has helped develop more than 20 such projects on forested lands mostly in the U.S., which generate credits that are p...