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“#If it’s big enough and leafy enough the birds will come” Fig 1. The New York City metropolitan area with the five boroughs of NYC shown in light gray. (a) The 1481 NYC green spaces considered in the analysis and (b) the predicted annual species richness at 102 NYC green spaces. (For interpretation of the…
“#Racial discrimination may adversely impact cognition in African Americans” Experiences of racism are associated with lower subjective cognitive function (SCF) among African-American women. Rates of incident dementia and Alzheimer’s Disease (AD) are higher in African Americans than in white Americans. In many studies, older African Americans perform more poorly on neuropsychological cognition tests compared to…
“#Everything you ever wanted to know about leech sex but were afraid to ask” Green horse leeches (Haemopis marmorata) were used for the gonad dissections. Credit: Karen Kidd Today, we pull the veil back on the secret sex lives of leeches and how researchers at McMaster University and Fisheries and Oceans Canada are using that…
“#Pivotal research discovers practices, technologies key to sustainable farming” Argonne researchers quantify how to reduce emissions by farms changing their practices and adopting novel technologies. Currently, the agriculture sector contributes significantly to the greenhouse gas (GHG) emissions in the United States, accounting for nine percent of the nation’s overall GHG emissions. The practices that grain farmers use…
“#NASA analyzes new eastern Pacific Ocean Tropical Depression 7E” On July 20 at 2:30 a.m. EDT (0630 UTC), the MODIS instrument aboard NASA’s Terra satellite gathered temperature information about Tropical Depression 7E’s cloud tops. MODIS found one small area of powerful thunderstorms (red) where temperatures were as cold as or colder than minus 70 degrees…
“#Climate scientists increasingly ignore ecological role of Indigenous peoples” Credit: CC0 Public Domain In their zeal to promote the importance of climate change as an ecological driver, climate scientists increasingly are ignoring the profound role that indigenous peoples played in fire and vegetation dynamics, not only in the eastern United States but worldwide, according to…
“#Changes in farming urgent to rescue biodiversity, scientists say” Credit: CC0 Public Domain Over 360 scientists from 42 countries—led by the University of Göttingen and Westlake University China—call for transition of food production systems to agroecological principles. Humans depend on farming for their very survival but this activity takes up more than one third of…
“#Humans need to do better if we’re to avoid ocean system collapse” Credit: CC0 Public Domain A new relationship between humanity and the ocean is required to secure the continuity of the diverse life support roles provided by the sea, according to a paper published in Nature Communications on 17 July 2020. Titled “A transition…
“#Returning to farming’s roots in the battle against the ‘billion-dollar beetle’” Western corn rootworm larvae can devour the tips of corn roots, robbing the plants of nutrients and making them susceptible to falling over. Credit: Cyril Hertz, Lingfei Hu and Matthias Erb, University of Bern, Switzerland Nicknamed the “billion-dollar beetle” for its enormous economic costs…
“#Homes of wealthy Americans have carbon footprints 25% higher than lower-income residences” Credit: Pixabay/CC0 Public Domain The homes of wealthy Americans generate about 25% more greenhouse gases than residences in lower-income neighborhoods, mainly due to their larger size. In the nation’s most affluent suburbs, those emissions can be as much as 15 times higher than…