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Blu Homes: Prefabricated ‘Green’ Housing

Our goal at Blu Homes is to save you time on being “green.” Through extensive research on materials and use of advance computer modeling and consultation with experts, we make sure that our products are healthy for you, your family and the natural world.We can ensure that your home achieves LEED certification, depending on the [...]

Energetic consequences of thermal and nonthermal food processing

Processing food extensively by thermal and nonthermal techniques is a unique and universal human practice. Food processing increases palatability and edibility and has been argued to increase energy gain. Although energy gain is a well-known effect from cooking starch-rich foods, the idea that cooking meat increases energy gain has never been tested. Moreover, the relative [...]

Trading firm sues US EPA over Renewable Identification Number (RIN) biofuel program

CLEAN GREEN SCAMBiofuel producers and oil refiners were roiled last October when the federal government charged Rodney Hailey, the owner of Clean Green Fuel, with carrying out a $9 million scam involving the distribution of 32 million fake credits, or renewable identification numbers.Oil companies are required to purchase RIN credits from producers of renewable fuel [...]

Hamamelitannin from Witch Hazel (Hamamelis virginiana) Displays Specific Cytotoxic Activity against Colon Cancer Cells

Hamamelis virginiana (witch hazel) bark is a rich source of condensed and hydrolyzable tannins reported to exert a protective action against colon cancer. The present study characterizes different witch hazel tannins as selective cytotoxic agents against colon cancer. To cover the structural diversity of the tannins that occur in H. virginiana bark, the hydrolyzable tannins, [...]

Biofuels and City Air: A Marginal Beneficial Effect Unless Adopted by 26% or More Drivers

If drivers switch from gasoline to biofuels, will it lessen the air pollution that shrouds cities around the world? Studies of auto emissions have indicated it might. But the first citywide air quality study of its kind, reported at the meeting, suggests that unless more than 26% of cars make the switch, it will have [...]

Dam Yangtze?

Last month, preparatory work began on the Xiaonanhai Dam, with more projects to follow. Within a few years, the Jinsha will slow to a sluggish pace and its temperature will drop as a series of large hydropower dams release cold bottom water from their reservoirs into the river. For species already threatened by the Three [...]

Global changes in diets and the consequences for land requirements for food

Provision of food is a prerequisite for the functioning of human society. Cropland where food and feed are grown is the central, limiting resource for food production. The amount of cropland needed depends on population numbers, average food consumption patterns, and output per unit of land. Around the globe, these factors show large differences. We [...]