Despite the beauty of the orange hue over Athens, the clouds of dust left many Greeks suffering from respiratory problems A dramatic orange haze has descended over Athens as clouds of dust have ...
The year is marked by changes in the weather, ecology, and amount of daylight, and these changes result from earth's orbit around the sun and earth's axial tilt relative to the ecliptic plane.
Paleoclimate and archaeological evidence tells us that, 11,000-5,000 years ago, the Earth's slow orbital 'wobble' transformed today's Sahara desert to ... of wind-blown dust preserved in deep ...