Natural History Wanderings

The Yale News writes about how humans are driving an extinction process on a massive scale. They report three main ways we are doing this

• altering the atmosphere, she said, noting that human beings add 10 billion metric tons of fossil fuels to the atmosphere each year. ….. climate changes are more extreme at the poles, but will in the end be more severe in the tropics — where the highest density of a wide variety of species live.
•  the acidification of the oceans,….Acidification makes it tougher for any creature that makes a shell out of calcium carbonate to survive,
• The third way humans are fueling extinction concerns the movement of species around the world,

Read article at YaleNews | Writer describes the ways humans are fueling ‘The Sixth Extinction’