Tiny shells indicate big changes to global carbon cycle – Ocean acidification “affects atmospheric and ocean carbon dioxide concentrations on time scales of thousands of years”

By Kat Kerlin 25 May 2017 (UC Davis) – Experiments with tiny, shelled organisms in the ocean suggest big changes to the global carbon cycle are underway, according to a study from the University of California, Davis.For the study, published in the journal Scientific Reports, scientists raised foraminifera — single-celled organisms about the size of […]

Wild Amazon faces destruction as Brazil’s farmers and loggers target national park

  By Jonathan Watts 28 May 2017 Vila Bela da Santíssima Trindade (The Guardian) – To understand why the Brazilian government is deliberately losing the battle against deforestation, you need only retrace the bootmarks of the Edwardian explorer Percy Fawcett along the Amazonian border with Bolivia. During a failed attempt to cross a spectacular tabletop […]

Marine heat waves are “destroying the habitat that is the foundation for the entire ecological community”

By Peter Hannam 21 May 2017 (The Sydney Morning Herald) – Taking a dip at Sydney’s beaches remains an attractive option even this far into the autumn, and the projections of climate change mean you soon won’t have to be an ice-berger to swim year round. “Sydney will have tropical waters by between 2040-60,” Adriana […]

Stop hoping we can fix global warming by pulling carbon out of the air – Scientists warn of “dire consequences for food production or the biosphere”

By Chelsea Harvey 22 May 2017 (The Washington Post) – Scientists are expressing increasing skepticism that we’re going to be able to get out of the climate change mess by relying on a variety of large-scale land-use and technical solutions that have been not only proposed but often relied upon in scientific calculations. Two papers […]

Forests in eastern U.S. are moving westward in response to precipitation changes – “Empirical data reveal the impact of climate change is happening on the ground now”

WEST LAFAYETTE, Indiana, 17 May 2017 (Purdue University) – After analyzing extensive data collected on 86 tree species in the eastern United States, a research team led by Purdue University professor Songlin Fei found that over the past 30 years, most trees have been shifting westward or northward in response to climate change. “Trees are […]

Brazil Senate reduces protection of 597 thousand hectares of Amazon forest

By Fabiano Maisonnave 23 May 2017 MANAUS (Folha De São Paulo) – Unchanged, the Senate ratified on Tuesday (23) two provisional measures that reduce the protection of 597 thousand hectares [1.48 million acres] of protected areas in the Amazon, equivalent to four municipalities of São Paulo.Provisional measures 756 and 758, which paved the way for […]

Farewell, giant pine: Global warming kills a champion at Washington Park Arboretum

By Lynda V. Mapes13 May 2017 (The Seattle Times) – It saw the flight of Boeing’s first jet; the World’s Fair, the founding of Microsoft. It survived the eruption of Mount St. Helens, witnessed the state’s centennial, and the confession of the Green River Killer. But after 72 years, Pinus rigida 212-45-C, the state’s champion […]

U.S. Army climate report predicts dramatic changes for Ohio River basin

By Don Hopey15 May 2017 (Pittsburgh Post-Gazette) – A soon-to-be-released federal report on climate change for the Ohio River basin predicts accelerating temperature increases over the next 80 years, coupled with significant and dramatic precipitation changes in the eastern and western portions of the watershed. Although the region’s climate is already changing, the data suggest […]

Jurassic drop in ocean oxygen lasted a million years

12 May 2017 (University of Exeter) – Dramatic drops in oceanic oxygen, which cause mass extinctions of sea life, come to a natural end – but it takes about a million years. The depletion of oxygen in the oceans is known as “anoxia”, and scientists from the University of Exeter have been studying how periods […]

Where have all the insects gone? “We can cause massive damage to biodiversity — damage that harms us”

By Gretchen Vogel10 May 2017 (Science) – Entomologists call it the windshield phenomenon. “If you talk to people, they have a gut feeling. They remember how insects used to smash on your windscreen,” says Wolfgang Wägele, director of the Leibniz Institute for Animal Biodiversity in Bonn, Germany. Today, drivers spend less time scraping and scrubbing. […]

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