Spatial patterns of projected biomass changes. Shown are global ensemble projections at a 1 × 1 degree resolution for (A, C, and E) RCP2.6 and (B, D, and F) RCP8.5. (A and B) Multimodel mean change (percent, n = 10) in total marine animal biomass in 2090–2099 relative to 1990–1999 without fishing. (C and D) Variability among different ecosystem model and ESM combinations expressed as 1 SD. (E and F) Model agreement (percent) on the direction of change. Graphic: Lotze, et al., 2019 / PNAS

Study projects substantial declines in large fish and marine species with warming oceans – “There are substantial consequences for marine ecosystems on a global scale”

By Alison Auld 11 June 2019 (Dal News) – Populations of large fish and other marine species will decline steadily if little is done to stem the effects of climate change, according to a study led by Dalhousie University researchers that shows how greenhouse gas emissions could cause widespread global stock losses and habitat shifts. […]

Brazil President Jair Bolsonaro talks to journalists. Photo: Brazil’s Presidency / Flickr Commons

Brazil guts environmental agencies, clears way for unchecked deforestation – “If before, staff were already being attacked by loggers, imagine what it is like with the president’s endorsement of the criminals”

By Sue Branford and Thais Borges 10 June 2019 (Mongabay) – The Brazilian government’s environmental agency, IBAMA, has so far this year imposed the lowest number of fines for illegal deforestation in at least 11 years, while the country’s other leading environmental agency and its federal parks’ protector, ICMBio (the Chico Mendes Institute), did not […]

Satellite view of forest loss in the Madre de Dios region of southeastern Peru, on 6 September 2018 NASA. Photo: Earth Observatory

Image of the Day: Satellite view of deforestation in Peru’s Madre de Dios region

By by Andrea Nicolau, Andi Thomas, and Leah Kucera 18 April 2019 (NASA) – Considered a hotspot for biodiversity, the Madre de Dios region of southeastern Peru is an exceptionally fertile landscape. Standing at the edge of the Amazon basin, Madre de Dios has a rich concentration of endemic species—plants and animals that are found nowhere […]

World’s rivers awash with dangerous levels of antibiotics – “It’s quite scary and depressing”

By Natasha Gilbert 26 May 2019 (The Guardian) — Hundreds of rivers around the world from the Thames to the Tigris are awash with dangerously high levels of antibiotics, the largest global study on the subject has found. Antibiotic pollution is one of the key routes by which bacteria are able develop resistance to the […]

Trump border wall to go up in national monument, wildlife refuge – Department of Homeland Security waives dozens of environmental and other laws

By Astrid Galvan and Nomaan Merchant 14 May 2019 PHOENIX (AP) – The U.S. government plans on replacing barriers through 100 miles (161 kilometers) of the southern border in California and Arizona, including through a national monument and a wildlife refuge, according to documents and environmental advocates. The Department of Homeland Security on Tuesday again […]

Amazon deforestation increase continued in November 2018 – Deforestation was four times higher than in November 2017

By Stefania Costa 2 January 2019 (Imazon) – Deforestation continues to increase, according to data from the Deforestation Bulletin (SAD) November 2018 published today by Imazon. The state of Pará contributed with 63% of deforestation alerts registered in November 2018. The areas that suffered the most destruction are mainly in the northeast of the state, […]

Sumatra region heats up as rainforests are razed for palm oil plantations – “The land use change does not only impact biodiversity and stored carbon, but also has a surface warming effect, adding to climate change”

By Hans Nicholas Jong 29 October 2017(Mongabay) – The wholesale destruction of rainforests across parts of Indonesia’s Sumatra island to make way for cash-crop plantations has not just devastated animal and plant biodiversity in the region, but may also be driving an alarming rise in temperatures on the ground, a new study suggests. Average temperatures […]

“Decimated”: Germany’s birds disappear as insect abundance plummets 76 percent

By Morgan Erickson-Davis 27 October 2017 (Mongabay) – A new study in PLOS ONE reveals a 76 percent reduction in Germany’s flying insect biomass over the past 27 years while another reports the country’s bird abundance has declined 15 percent in just over a decade. While the causes behind the insect decline haven’t yet been […]

Estimated disruptions to Earth’s great elemental cycles

23 March 2016 (Desdemona Despair) – Back in 2011, Desdemona was asked by a local church to give a presentation on the condition of the world’s oceans (State of the Oceans 2011 video; pdf slide deck; PowerPoint). As part of the talk, Des wanted estimates for human disturbances to the great cycles of elements on […]

Graph of the Day: Deforestation in non-Brazilian Amazon countries, 2004-2012

By Rhett A. Butler 26 June 2013 (Mongabay) – Peru had the largest extent of forest loss in 2012, losing 48,000 hectares, an increase of 15,431 ha or 47 percent over 2011. Venezuela (11,606 ha), Colombia (10,069 ha), Bolivia (6,975 ha), Suriname (6,569 ha), Guyana (3,713 ha), Ecuador (1,663 ha), and French Guyana (1,338 ha) […]

Social media & sharing icons powered by UltimatelySocial