New research published in PLOS ONE this week demonstrates dramatic positive benefits for native trees following rat removal at Palmyra Atoll, a magnificent National Wildlife Refuge and natural research laboratory located about 1000 miles south of Hawaii. For five native tree species, including Pisonia grandis, fewer than 150 seedlings were counted in the presence of rats, and more than 7700 seedlings were counted five years after rats were removed.
A recent beaver catch in Baker Lake, along with this summer’s earlier beaver sighting near Kugluktuk, more than 1,000 kilometres northwest of Baker Lake, have some wondering whether beavers are expanding their range into Nunavut.
A NOAA-sponsored report shows that the warming trend transforming the Arctic persisted in 2017, resulting in the second warmest air temperatures, above average ocean temperatures, loss of sea ice, and a range of human, ocean and ecosystem effects.
For the fifth consecutive year, influxes of sargassum seaweed have begun piling up on beachfronts in major tourist destinations in Belize.
A mycologist said the Amanita phalloides has sprouted up in Victoria again.
A foliage disease epidemic that killed shore pines near 10 Mile and other areas around Haines appears to have subsided, according to a U.S. Forest
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There has been an outbreak in Fairbanks of the amber-marked birch leaf miner (Profenusa thomsoni), an insect that came to North America in the early 1900s and arrived in Fairbanks by about 2002.
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