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Jul 19, 2018, 5:45 am343 ptsEarth911
Carbon is everything to life on Earth, but too much in the wrong places, such as the atmosphere, can cause havoc. This week’s quiz puts your knowledge of the second most common element on the planet, carbon, to the test. Dive in, carbon-based lifeforms! Earth911.com Quiz #20: Carbon, for Better or Worse…
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Leaf through planet Earths environmental headlines in one convenient place. Read, share and discover the latest on ecology, science and green living from the web's most popular sites.