Cars That Think
DECEMBER 19, 2021
Up there, 10 to 50 kilometers above the Earth’s surface, ozone molecules absorb the sun’s ultraviolet light, protecting life far below. Even less is understood about the potential risks to people and the environment—could the particles deplete the ozone layer, for example, or significantly alter the weather? cancel the launch.
Green Car Congress
MAY 25, 2010
A study by researchers at Lund University in Sweden found that Swedish biofuels produce between 65 and 148% less greenhouse gas emissions than gasoline and diesel, even when direct and indirect land use changes are taken into account. 68% from biodiesel (RME). There is a limit, but we are not there yet. ”. A hat-tip to John!).
Green Car Congress
NOVEMBER 10, 2009
HFO-1234yf is a non-Ozone Depleting Substance with a Global Warming Potential (GWP) of 4. The results from the CRP1234 programs that investigated the new refrigerant for use in mobile air conditioning systems (cars and light trucks) are available on-line. In comparison, the current refrigerant, R-134a, has a GWP of 1,430.
Green Car Congress
APRIL 2, 2012
Clean clouds and non-light-absorbing (transparent) particles scatter or reflect sunlight, reducing the amount of solar energy that is absorbed by the surface. Most of this infrared radiation passes through the atmosphere, but some is absorbed by GHG molecules like CO 2 , methane, ozone and others. Earlier post.). Source: EPA.
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