Tag #Environmental Dna

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bbc.com

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Aug 19, 04:15

Antarctic Sediment Cores Reveal Century of Human Impact on Climate

An international team of scientists collected over 40 sediment cores from the Antarctic seabed, up to 500m deep, to study the impact of human activities, including industrial whaling, on the Antarctic ecosystem and global climate.

Antarctic Sediment Cores Reveal Century of Human Impact on Climate

An international team of scientists collected over 40 sediment cores from the Antarctic seabed, up to 500m deep, to study the impact of human activities, including industrial whaling, on the Antarctic ecosystem and global climate.

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Climate Action

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What specific impacts did a century of industrial whaling have on the Antarctic ecosystem and global carbon cycles, as revealed by the newly collected sediment cores?

An international team collected over 40 sediment cores from the Antarctic seabed, revealing centuries of environmental changes. Analysis will determine the impact of human activities, including whaling, on the region and global climate. The cores, some from depths of 500m, contain layers detailing past ocean life and pollution levels.

nos.nl

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May 8, 22:15

Basking Sharks Found Thriving Near Dutch Wind Farm

DNA analysis reveals five shark and ray species, including the basking shark, thriving near the Hollandse Kust Zuid wind farm off the Dutch coast, challenging concerns about wind farm impacts on marine life.

Basking Sharks Found Thriving Near Dutch Wind Farm

DNA analysis reveals five shark and ray species, including the basking shark, thriving near the Hollandse Kust Zuid wind farm off the Dutch coast, challenging concerns about wind farm impacts on marine life.

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Life Below Water

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How does the 40-year fishing ban within the wind farm impact the presence of sharks and rays?

The study challenges the assumption that wind farm construction negatively impacts marine life. DNA evidence from 436 samples shows sharks and rays, including the basking shark, thriving in the wind farm area. This is attributed to a 40-year fishing ban within the wind farm, preserving the seabed habitat.

npr.org

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May 22, 16:15

Airborne eDNA Reveals UK Biodiversity

Researchers successfully used environmental DNA (eDNA) from air samples collected across the U.K. to create a nationwide biodiversity census, identifying hundreds of species and highlighting the potential for global wildlife monitoring using existing air quality networks.

Airborne eDNA Reveals UK Biodiversity

Researchers successfully used environmental DNA (eDNA) from air samples collected across the U.K. to create a nationwide biodiversity census, identifying hundreds of species and highlighting the potential for global wildlife monitoring using existing air quality networks.

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Life on Land

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How can existing air quality monitoring networks be repurposed to provide comprehensive biodiversity data?

Scientists have successfully used environmental DNA (eDNA) from air samples collected across the U.K. to monitor biodiversity on a national scale, identifying hundreds of insect, spider, plant, fungi, bird, and mammal species. This method, utilizing existing air quality monitoring stations, offers a novel, cost-effective approach to large-scale biodiversity monitoring, complementing traditional methods and potentially revealing elusive species.

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