Ice Age manatees may have called Texas home
(University of Texas at Austin) Manatees don’t live year-round in Texas, but these gentle sea cows are known to occasionally visit, swimming in for a ‘summer vacation’ and returning to warmer waters for the winter. New research has found fossil evidence for manatees along the Texas coast dating back to the most recent ice age. The discovery raises questions about whether manatees have been visiting for thousands of years, or if ice age manatees once called Texas home.
New study reveals how reptiles divided up the spoils in ancient seas
While dinosaurs ruled the land in the Mesozoic, the oceans were filled by predators such as crocodiles and giant lizards, but also entirely extinct groups such as ichthyosaurs and plesiosaurs. Now for the first time, researchers have modeled the changing ecologies of these great sea dragons.
John McCormick: Global Warming Solutions Act needs backup – vtdigger.org
Editor’s note: This commentary is by John McCormick, of Bristol, who has a 30-year background working with NGOs in Washington, D.C., where he also volunteered for homelessness organizations. The Global Warming Solutions Act (GWSA) became law, on Sept. 22, when…
Volcanic ash could help reduce CO2 associated with climate change
Scientists investigating ways of removing carbon dioxide (CO2) and other greenhouse gases from our atmosphere believe volcanic ash could play an important role.
Successful TB vaccine moves forward after phase 2 trial
Results from the Phase 2 trial of the DAR-901 tuberculosis (TB) vaccine were announced today. The three-year trial was conducted among 650 adolescents in Tanzania, a nation with high rates of TB infection, and showed that the vaccine was safe and induced immune responses against the disease.
Study traces the evolution of gill covers
Scientists have identified a key modification to the genome that led to the evolution of gill covers more than 430 million years ago.
The Arctic is burning in a whole new way
‘Zombie fires’ and burning of fire-resistant vegetation are new features driving Arctic fires — with strong consequences for the global climate — warn international fire scientists.
‘Insect Armageddon’: Low doses of the insecticide, Imidacloprid, cause blindness in insects
New research provides important evidence on the role of insecticides on the longevity of insect population.
The ocean has become more stratified with global warming – EurekAlert
IMAGE: Ocean color difference when two water mass meets. view more Credit: Jiang Zhu The global ocean has become more stratified and stable over the past few decades with global warming. This has major consequences for life in the ocean by…
Why The Incentives Are Stacked to Overreact to COVID
September 27, 2020, 12:51 pm Long-time readers will know that I am interested, to the point of obsession, in incentives. One should always be suspicious of bad outcomes described as irrational or the nefarious actions of bad people. In both…
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