A bright sun today? It's down to the atmosphere

Solar brightening and dimming effects around the globe are likely to be related to airborne pollutant levels say scientistsFor some of us the future really is bright. Researchers have been tracking changes in the apparent brightness of the sun for decades. Globally there was a gradual dimming from the 1940s to the 1980s, but since then the sunlight has been increasing in some areas.Related: Global warming is not due to the sun, confirms leaked IPCC reportContinue reading...