Some color shades offer better protection against sun’s ultraviolet rays
Economy-minded consumers who want protection from the sun's harmful ultraviolet (UV) rays -- but rather not pay premium prices for sun-protective clothing -- should think blue and red, rather than...
View ArticleNew frontier for scaling up online classes: credit
In 15 years of teaching, University of Pennsylvania classicist Peter Struck has guided perhaps a few hundred students annually in his classes on Greek and Roman mythology through the works of Homer,...
View ArticleCalifornia study shows shade trees reduce summertime electricity use
A recent study shows that shade trees on the west and south sides of a house in California can reduce a homeowner's summertime electric bill by about $25.00 a year. The study, conducted last year on...
View ArticleCoffee cultivation good for diversity in agrarian settlements but not in forests
Coffee shrubs, both in themselves and because they are most often cultivated in the shade of large trees, can have a positive impact on plant and animal diversity in those parts of the landscape that...
View ArticleNew Study: Home Energy Savings Are Made in the Shade
(PhysOrg.com) -- Trees positioned to shade the west and south sides of a house may decrease summertime electric bills by 5 percent on average, according to a recent study of California homes by...
View ArticleHow plants counteract against the shade of larger neighbors
Plants that "lose the battle" during competitiveness for light because they are shaded by larger neighbours, counteract. They adapt by rapid shoot elongation and stretch their leaves towards the sun....
View ArticleNREL simulates shade conditions in repeatable test for solar arrays
The DOE's National Renewable Energy Laboratory (NREL) has released a new repeatable test protocol that simulates real shade conditions and can predict with much greater precision the effects of shade...
View ArticleSuggestions for a middle ground between unlogged forest and intensively...
It is increasingly recognized that protected areas alone are not sufficient for successful biodiversity conservation, and that management of production areas (e.g. forestry and agricultural land) plays...
View ArticleMysterious insect to emerge in parts of Pennsylvania
(Phys.org) —One of the world's most mysterious insects is about to invade the skies over wooded areas in eastern Pennsylvania and other states, but an expert in Penn State's College of Agricultural...
View ArticleCoffee: More biodiversity, better harvest
Bees, birds and bats make a huge contribution to the high yields produced by coffee farmers around Mount Kilimanjaro – an example of how biodiversity can pay off. This effect has been described as...
View ArticleShade will be a precious resource to lizards in a warming world
Climate change may even test lizards' famous ability to tolerate and escape the heat—making habitat protection increasingly vital—according to a new study by UBC and international biodiversity experts.
View ArticleShade coffee is for the birds: But even in the Ethiopian home of Arabica,...
The conservation value of growing coffee under trees instead of on open farms is well known, but hasn't been studied much in Africa. So a University of Utah-led research team studied birds in the...
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