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An old-growth tree that was cut in Alaska’s Tongass National Forest. Salwan Georges/The Washington Post via Getty Images

The Biden administration has called for protecting mature US forests to slow climate change, but it’s still allowing them to be logged

Protecting old and mature trees is the simplest and least expensive way to pull carbon out of the atmosphere – but proposed logging projects threaten mature stands across the US.
Hotter-burning fires and a warming climate make it harder for seedlings to survive. Chip Somodevilla/Getty Images

The West’s iconic forests are increasingly struggling to recover from wildfires – altering how fires burn could boost their chances

Over 50 fire ecologists across the Western U.S. took an unprecedented look at how forests in thousands of locations are recovering from fire in a changing climate. The results were alarming.
Green spaces provide benefits for people and nature. Photo by Ida Breed, GRIP Research team

Parks versus people? Challenges facing the South African capital’s greening efforts

South Africa needs to integrate urban green spaces as part of valuable infrastructure and provide framework for their sustainability.
Amsterdam, Netherlands. Planting trees in urban areas can reduce the impacts of urban heat islands. Dutch_Photos/Shutterstock

Planting more trees could reduce premature heat-related deaths in European cities by a third – new research

In 2015, 6,700 premature deaths were caused by urban heat – this can be reduced by a third by planting more trees.
Bill 23 proposes to eliminate or weaken many housing development regulations including site plan controls, which keep us and our natural environment safe from the negative effects of poorly controlled development. THE CANADIAN PRESS/Nathan Denette

Ontario’s Bill 23 proposes more homes built faster, but this comes at an environmental cost

Poorly regulated housing is leading to more greenhouse gas emissions through energy loss, increased energy requirements and greater exposure to weather extremes.
While the European spongy moth outbreak reached a dramatic peak in parts of Canada last year, these caterpillars have completely vanished this year. (Washington State Department of Agriculture/flickr)

Why the spongy moth outbreak has vanished in Québec

Creating and preserving diverse forests can help us prepare for the next insect outbreak and protect our trees.

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