Environmental

Recent Posts

Pope Francis Makes Environmental Protection Central Theme in Ecuador Visit
Posted on 6 Aug 2015 by E. Lynn Grayson

Pope Francis visited Ecuador and called for increased protection of the Amazon rain forest and in general has made environmental protection a central theme in his comments. Pope Francis noted, “The tapping of natural resources, which are so abundant... Read More

How does one assess the amount of carbon stored in a forest? Lidar
Posted on 26 Jun 2011 by Thomas H. Clarke, Jr.

Calibrating measurements from study teams on the ground with the results of a readouts from "light detection and ranging" instrumentation (LIDAR), Arbonaut, a Finnish natural resources management firm, has created the technology to product 3... Read More

Study concludes forests are decreasing, but how good is the data?
Posted on 28 Jun 2010 by Thomas H. Clarke, Jr.

Using data from 541 randomly selected 18.5 by 18.5 km blocks, an analysis of Landsat-7 satellite data has concluded that 3% of the forests (1 million square kilometer) present in 2000 were gone by 2005. See map at http://www.sciencenews.org/view/download... Read More

Mistletoe can be a keystone species for birds in a wooded environment
Posted on 3 Apr 2013 by Thomas H. Clarke, Jr.

A keystone species is one that "influences the ecological composition, structure, or functioning of its community far more than its abundance would suggest." (See http://glossary.eea.europa.eu/terminology/concept_html?term=keystone%20species... Read More

Trees damaged by bark beetles slow their uptake of CO2 for up to a century
Posted on 20 Apr 2011 by Thomas H. Clarke, Jr.

As noted in prior posts, bark beetles damage large forest areas, often killing or causing the death of 50% to 80% of mature trees. As these trees decompose, they release CO2, adding to the atmospheric burden of GHG's. New research has identified additional... Read More

Use of Endangered Species Act to prevent mining operation requires input early in the NOI review process
Posted on 15 Apr 2011 by Thomas H. Clarke, Jr.

The Endangered Species Act ("ESA") is becoming a popular tool used by public interest groups to stop projects that they view as adverse to environmental quality. However, a recent attempt to use the ESA against a mining project failed when the... Read More