Petrochemical facilities in the Houston area are assessing their hurricane preparedness after Hurricane Harvey. This oil refinery reinforced storage tank roofs with geodesic domes — the gray caps on some of the white tanks in the photo — to better withstand a deluge.
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A thick layer of smoke from the Carr Fire settles over California's Central Valley in a view from a jet earlier this summer. Fine particulate matter from drifting wildfire smoke mixes with industrial ozone and can become trapped between the mountain ranges.
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Drew Calver, a high school history teacher and swim coach in Austin, Texas, had a heart attack at his home on April 2, 2017. A neighbor rushed him to the nearby emergency room at St. David's Medical Center, which wasn't in the school district's health plan.
A demonstrator holds a flag with an image of Earth during a protest against the Kinder Morgan Canada Ltd. Trans Mountain pipeline expansion on June 2. On Thursday a Federal Court of Appeal ruled to stop the expansion projects indefinitely.
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As the climate warms, drought is killing large numbers of trees in California. Scientists are looking to the past to try to understand how the ecosystems of today may be changing.
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