Shrinking Goats and Climate Change

Open access paper from Frontiers in Zoology reports alpine chamois are shrinking in response to climate change. It’s not a direct effect, rather during hot temperatures chamois rest instead of looking for food which may be affecting their size.   Environmental change and long-term body mass declines in an alpine mammal Introduction Climate and environmental…

Measuring the World’s Woody

A question of economic and ecological importance. OPEN ACCESS   How much of the world is woody? Summary The question posed by the title of this study is a basic one, and it is surprising that the answer is not known. Recently, assembled trait data sets provide an opportunity to address this, but scaling these…

Cats are Killing Millions of Birds

A newly published study by Environment Canada scientist finds free-ranging cats are the biggest killer of birds among human-related causes. The authors estimate 1.4 to 4.2 Million feral cats in Canada each killing 24 to 64 birds per year. An American study published in 2012 came to similar conclusions.  The open access article is available here. Avian Conservation and…

Street Lights Change Composition of Invertebrate Communities

As an occasional stargazer (25cm Schmidt-Cassie), I can empathize with the subjects of the study; light pollution sucks. Street lighting changes the composition of invertebrate communities Artificial lighting has been used to illuminate the nocturnal environment for centuries and continues to expand with urbanization and economic development. Yet, the potential ecological impact of the resultant…

Invertebrate Biodiversity Reduced by Pesticides.

This study suggests that the level of pesticides considered acceptable by legislation is too high and does not protect environmental diversity. PAYWALL http://www.pnas.org/content/early/2013/06/12/1305618110.abstract Pesticides reduce regional biodiversity of stream invertebrates The biodiversity crisis is one of the greatest challenges facing humanity, but our understanding of the drivers remains limited. Thus, after decades of studies and…

Glucocorticoid and Androgen Contaminating US Water Sources

Next time you want to flush pharmaceuticals down the toilet remember that you’ll just end up drinking them in the water. OPEN ACCESS http://www.nature.com/srep/2012/121206/srep00937/full/srep00937.html Scientific Reports 2, Article number: 937 doi:10.1038/srep00937 Prevalent Glucocorticoid and Androgen Activity in US Water Sources Contamination of the environment with endocrine disrupting chemicals (EDCs) is a major health concern. The…