Sentences with phrase «reflective white roofs»

They found that in a hypothetical world in which cities sported highly reflective white roofs, urban temperatures were on average 0.6 °C cooler than in...

New York's Mayor Michael Bloomberg has committed city funds to converting some of the area's black tar and stone roofs into highly reflective white roofs, which reduce temperatures on roofs and cooling costs but fail to address the storm water runoff problem.

They found that in a hypothetical world in which cities sported highly reflective white roofs, urban temperatures were on average 0.6 °C cooler than in cities with existing, mostly black roofing materials.

Perhaps it would take as long to grow them as the entire 50 - year life span of an inexpensive highly - reflective white roof that could be installed in a matter of days?

Not exact matches

«Adaptation to urban - induced climate change depends on specific geographic factors,» Georgescu adds, noting that white, reflective cool roofs work well in California, but could reduce rainfall from Florida up the U.S. east coast, for example.

As to the reason for painting a roof white or making it reflective is to attempt to reduce the solar insolation conversion from UV to IR.

Six Degrees Query: My colleague Felicity Barringer would like to hear from home and business owners who have opted to switch from dark roofing to more reflective white or light - colored «cool» roofs to reap energy benefits.

However, as to painting roofs white or reflective I had mentioned that about four years ago in the old Yahoo News Comments sections and about a year ago on UKWW.

The problem is I have stuff on the uphill side of the structure and looking down at a roof with a 95 % reflective white coating would be blinding.

If you want to do the water evaporation thing, you probably could do as good a job by sprinkling the top of a white reflective roof.

For the purposes of the study, the researchers made all the roofs in the city as reflective as an aged white roof.

painting roofs white, heat reflective road surfaces, planting more trees, CO2 minimising crops, making clouds and rain, creating atmospheric dust, space sunshields, etc, etc..

White roofs are more reflective than green roofs, reflecting roughly three times more sunlight back into the atmosphere and therefore absorbing less sunlight at earth's surface.

In our opinion, all of these arguments and studies suggest that selective use of white and other reflective roofs makes sense as part of an integrated strategy for more sustainable human existence on Earth.

Can somebody advise; would it be a better contribution to the climate problem to coat my dark shingled roof reflective white, or to park my Lesabre and get a bicycle?