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Giant sequoias are some of the world's largest trees.

Executive Order Threatens National Monuments

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With the Trump administration passing its first 100-day mark, there came a whirlwind of commentary about how those first 100 days stacked up. Given that the 100-day measure coincided with Earth Day, the March for Science, Arbor Day, and the Climate March, much of the attention focused on the new administration’s stance on the environment. Last week, at the confluence of these events, the administration released an executive order, revealing a great deal about its perspective on the purpose and value of our public lands.

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Sequoia National Park.

Leaf to Landscape Project

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After the fourth consecutive year of severe drought in California, a team of scientists came together in the summer of 2015 to study the impacts of the historic drought on the world’s largest trees, the giant sequoias.

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A study confirms that northern giant sequoia groves have lower genetic diversity than central and southern groves. Photo by Bob Wick

Lower Genetic Diversity Puts Giants at Risk

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Recent League-funded research by Richard Dodd, an Environmental Science Professor at the University of California, Berkeley, confirms that northern groves (north of the Kings River drainage) have lower genetic diversity than central and southern groves. This could have profound consequences for long-term conservation strategies for the species, especially considering the changing global climate. Learn more about this research.

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Fire-suppressed sequoia grove – note the large fire scar on the giant sequoia on the right.

Setting Fire to the Forest

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We’ll do all the law’s allowin’/Tomorrow I’ll be right back plowin’/ settin’ the woods on fire —Hank Williams In a recent post, I discussed the role of natural disturbance in creating the forests we see today. This week, I’d like … Continued