What is the biggest threat to Sequoia National Park?

More than 85 percent of all giant sequoia grove acreage across the Sierra Nevada has burned in wildfires between 2015 and 2021, compared to only one quarter in the preceding century. Three of these fires burned into Sequoia and Kings Canyon National Parks.



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Six fires, occurring between 2015 and 2021 killed many large sequoias in numerous groves across the Sierra Nevada (Figure 1). More than 85 percent of all giant sequoia grove acreage across the Sierra Nevada has burned in wildfires between 2015 and 2021, compared to only one quarter in the preceding century.

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Visit the Parker Group Sequoias This is a group of giant sequoia trees that are huddled close to each other. We were thrilled to get up and close to some of the largest Sequoia trees. Unlike the General Sherman Tree, which is fenced off, one can walk up close to these trees and even touch them.

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Drilling, mining and logging near park borders, air and water pollution that drifts or flows into our parks, and even the waste that some visitors leave behind are all threats our national parks face.

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Located in the Giant Forest surrounded by mature giant sequoia trees, tunnel log fell across the road nearly a century ago. National park visitors and tourists can come drive their vehicles through this fallen giant sequoia. This is a must stop spot inside the park.

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Located in the Giant Forest surrounded by mature giant sequoia trees, tunnel log fell across the road nearly a century ago. National park visitors and tourists can come drive their vehicles through this fallen giant sequoia. This is a must stop spot inside the park.

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Whitebark pine, Western juniper and Douglas-fir can live more than 1,000 years while giant sequoias can live more than 3,000 years. Giant sequoias are the third longest-lived tree species with the oldest known specimen to have been 3,266 years old in the Converse Basin Grove of Giant Sequoia National Monument.

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Sequoia and Kings Canyon Parks enjoy a mild, pleasant spring and fall, and a hot summer. Midsummer temperatures at lower elevations fluctuate from the low 70s (21°C) to more than 100°F (38°C); while temperatures at middle elevations range from the 50s (10°C) to the high 70s (25°C).

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Redwoods also boast some of the world's oldest trees—California redwoods can live more than 2,000 years, while their close relatives, the giant sequoias, have been recorded at nearly 3,500 years of age.

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