Answer: after a while everything would be dead
Explanation: because of no oxygen all life will simply die
Hello there!
The only one i can see caused primarily by human activities would be A. Air Pollution.
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According to surveys carried out in 2006 and 2008, less than 40% of the population of Japan identifies with an organized religion: around 35% are Buddhists, 3% to 4% are members of Shinto sects and derived religions, and from fewer than 1% to 2.3% are Christians.
