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Air pollution is the introduction of airborne chemicals, particulate matter or biological materials that cause harm or discomfort to organisms. [59] The population growth , industrialization and motorization of human societies have significantly increased the amount of airborne pollutants in the Earth's atmosphere, causing noticeable problems ...
Earth's air has a density of approximately 10 19 molecules per cubic centimeter; by contrast, the densest nebulae can have densities of 10 4 molecules per cubic centimeter. Many nebulae are visible due to fluorescence caused by embedded hot stars, while others are so diffused that they can be detected only with long exposures and special filters.
Rhine cutting through Flims rockslide debris. The Flims rockslide happened about 10,000 years ago (8000 BC) in eastern Switzerland. It is the largest known landslide in the Alps, [1] [2] and the biggest worldwide whose effects are still visible, moving some 12 km 3 (2.9 cu mi) of rock, about 300 times that of the historic Swiss Goldau landslide.
Earth is the third planet from the Sun and the only astronomical object known to harbor life.This is enabled by Earth being an ocean world, the only one in the Solar System sustaining liquid surface water.
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For instance, son, the locust and all flies flee fire; the eagle and the hawk and all high-flying birds flee water; fish, air and earth; the snake avoids the open air. Whereas snakes and all creeping things love earth; all swimming things love water; winged things, air, of which they are the citizens; while those that fly still higher love the ...
The Hormone Diet emphasizes anti-inflammatory foods to help you balance hormones like cortisol and estrogen and lose weight. Here's what doctors think.
Ahead of the 'Based on a True Story' season 2 premiere on November 21, fans can watch Good Housekeeping's exclusive clip from the first episode before it airs.