Federal fisheries experts paint devastating picture of the challenges facing Pacific salmon and point to climate change as the main culprit.
An agency in Colorado that tracks avalanches hiked its danger level to "extreme" for a swath of the state, the highest level on its scale.
Southern California is enjoying a wildflower "super bloom" after years of extreme drought.
Bull trout, which are technically char, mostly inhabit cold and pristine snow-melt-fed waters. Changes in water quality and temperatures challenge the future for this species in Alberta.
A lot of water went into the start of the tunnel and then it froze to ice, so it was like a glacier when you went in,” Statsbygg spokeswoman Hege Njaa Aschim told the Guardian of the water breach.
Climate change will make for more frequent wild swings in California weather, with both more extremely dry and extremely wet years and 'weather whiplash' in between.
From Massachusetts to Virginia, the East Coast was pounded by a storm that threatened to break records. Nearly two million people lost power.
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