Jes Burns
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As the climate warms, many U.S. lakes are seeing more algal blooms, low oxygen levels and stressed out fish species. One team in Oregon hopes that pumping oxygen into the water can help. -
Wildland firefighters face a growing danger from smoke, as wildfires become more frequent and intense. It's a hazard that scientists and fire agencies are only beginning to understand.
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Wildland firefighters face a growing danger from smoke, as wildfires become more frequent and intense. It's a hazard that scientists and fire agencies are only beginning to understand. -
Worsening wildfire smoke has become an annual annoyance that's starting to affect the state's economy. Retailers, tourist outfits and even realtors say they're planning differently for 2019.
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Songbirds have been in decline for decades, and it's becoming clear that climate change is a factor. Scientists are finding that old-growth forests may help the birds cope with rising temperatures. -
The Trump administration has reversed a key policy for protecting migrating birds. Officials say a century-old federal law is outdated and poses a burden for utilities and energy companies.
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The U.S. ships a big chunk of its recycled goods to China. But China doesn't want them anymore, and that's leaving the recycling industry in turmoil. -
The Franklin bumblebee is so small and hard to track that it's not clear if it's gone extinct. We tag along as one man makes his annual trek to try to find it.
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Scientists are experimenting with species' environmental DNA to find out how far and how fast it travels in streams. The technology is starting to revolutionize how we protect native animals.
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Until now, the archaeological philosophy at Redwood National Park has been "keep it in the ground." But for one Native American site, climate change may force the park to reconsider that approach.
