The Weather Channel has some interesting photos of some snow covered trees from in northern Finland, near the Arctic Circle. If you didn’t know the scale you might think that they are clouds from an atomic or volcanic blast.
“The ravages of deforestation, wildfires, windstorms and insects on global forests during this century are revealed in unprecedented detail in a new study based on data from the NASA-U.S. Geological Survey Landsat 7 satellite.” Quoted from the NASA press release.
A number of coal-fired power plants are experimenting with adding wood to their fuel stream. It is viewed by some as a way to boost the use of renewable fuels, improve emissions and lower the carbon footprint of the coal plants. The problem: The supply of wood is not reliable!
“Peru’s cloud forests are some of the most biologically diverse ecosystems in the world. Researchers have new evidence that shows rapid 21st century warming may spell doom for tree species in Peruvian cloud forests, with species losing 53 to 96 percent of their populations.” Quoted from the Wake Forest University press release.
The renewable fuel standard program requires refiners to blend ethanol with gasoline. The Environmental Protection Agency approved a 15% ethanol blend, which many believe will harm engines, result in lower gas mileage, divert farm resources away from food and squander water resources.
“Throughout the Sierra Nevada, high flat plateaus are found at elevations around twelve and thirteen thousand feet. These isolated sky islands are the home to unique plant communities that are found nowhere else.” Quoted from the Yosemite National Park video description.
GeoCorps America is a program offering paid, short-term geoscience positions in some of the most beautiful natural areas in the world.
Just a few of the Fall/Winter Positions….
Curator Intern – Dinosaur National Monument
GIS Technician – Delaware Water Gap
Hydrological Technician – Redwoods National Park
Physical Science Technician – Grand Canyon National Park
Guest Scientist – Yosemite National Park
The Association of American Geographers, the United States Geological Survey, NatureServe and The Regional Centre for Mapping of Resources for Development are major contributors to a collection of standardized terrestrial ecosystem maps for the African continent.
A gallery on the Discovery.com website illustrates how warming climates in many parts of the world are pushing plant species
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