(kerr 2007) points out that the sunlight-reflecting haze that cools much of the planet seems to have thinned over the past decade or so.
(kerr 2007) points out that the sunlight-reflecting haze that cools much of the planet seems to have thinned over the past decade or so.
pale blue dot:39
earth appears as a blue dot primarily because of rayleigh scattering of sunlight in its atmosphere.