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Desert dust disrupting alpine plant cycles
Desert dust is causing the snow to melt up to two weeks sooner in places like the alpine tundra around Loveland Pass. PHOTO BY BOB BERWYN. San Juan research shows potential for landscape-level genetic...
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Global warming: Plants respond faster than expected
If wild berries aren’t available when needed, bears look for food elswhere, including around human neighborhoods. Global study shows that plants are developing earlier in the spring in response to...
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Global warming: Hummingbird migration falling out of synch with wildflower...
A broad-tailed hummingbird feeds on larkspur. PHOTO COURTESY David Inouye. The birds might disappear from parts of their range within a few decades By Bob Berwyn SUMMIT COUNTY — Broad-tail hummingbirds...
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Researchers use records kept by Henry David Thoreau and Aldo Leopold to track...
Wildflowers are blooming much earlier than just a few decades ago due to global warming. Bob Berwyn photo. Some wildflowers blooming weeks earlier than just a few decades ago By Summit Voice SUMMIT...
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Global warming ‘closes cafeteria’ for migrating caribou
Caribour browsing in Alaska. Photo courtesy USGS. Melting sea ice leads to trophic mismatch By Summit Voice FRISCO — As scientists amass more long-term observational data on global warming impacts in...
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Climate change raises big questions for agriculture
Apples ripen on a tree in Austria, which just experienced one of its warmest summers on record. bberwyn photo. Research aims to understand how plants will respond to warming temperatures By Summit...
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How does global warming affects bird migration?
Broad-tailed hummingbirds may have a hard time finding food during the short breeding season as temperatures in the Colorado Rocky Mountains continue to warm steadily. bberwyn photo. Earlier nesting...
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Global warming: Need more proof?
Daffaodils are blooming earlier, forcing flower festival organizers to move up the dates of their events. Flower festival dates moved up by nearly a month since the late 1960s Staff Report FRISCO — A...
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