Cloud albedo forcing: Cooling Shortwave Radiation The shortwave ays from the Sun are scattered in a cloud; many of the rays return to space. The resulting"cloud albedo forcing taken by itself, tends to cause a cooling of the EarthCloud albedo forcing : Cooling The shortwave rays from the Sun are scattered in a cloud; many of the rays return to space. The resulting "cloud albedo forcing”, taken by itself, tends to cause a cooling of the Earth