Mankind may have unleashed the sixth known mass extinction in Earth's history, according to a paper released on Wednesday by the science journal Nature.
Over the past 540 million years, five mega-wipeouts of species have occurred through naturally-induced events.
But the new threat is man-made, inflicted by habitation loss, over-hunting, over-fishing, the spread of germs and viruses and introduced species, and by climate change caused by fossil-fuel greenhouse gases, says the study....read more.
Be sure to read the comments for the article. How can we tell if this is true? If it is true, How do we read things like this and carry on our lives as if nothing is happening? How can we show people what this will be to our future? How can we make articles like this real for me? I don't know. That is why we are all here. Any ideas?
if it is not true, who would benefit from writing articles like this? How do we make up our minds about ideas like these?
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