Earths climate has fluctuated through deep time, pushed by these 10 different causes. ... Magnitude: Approximately 0.6 to 2 degrees Celsius of cooling ... is tilted with respect to the orbital plane, known as obliquity (bottom).
That trajectory will bring the comet closest to the Earth (or perigee) on ... below (or 23 degrees) southeast of the bright stars Dubhe and Merak, which form ... Its a good idea to calibrate your devices compass and tilt sensors by ...