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don't invest unless you're prepared to lose all the money you invest this is a high-risk

investment and you should not expect to be protected if something goes wrong This is CBS I on the world with John Bachelor.

Here's John Bachelor.

The Earth transformed an untold history by Professor Peter Frankapan of Oxford University, a professor of global history.

The mosquito empires of the well as Asia, the mosquito empires, the limits of malaria, aka yellow fever.

I learned from the professor that in this period of exploitation of nature and mankind

after the in the 17th and 18th century the limits of those

of the people to survive in mosquito empires define their ability to respond to the policy The mosquito the Malaria story is one that I did not ever think of as a limitation on the

Europeans. Did they themselves see it that way? Yes, they did and in common parlance West Africa was known as the white man's grave.

So short were life expectancies when many Europeans tried to reach West Africa.

And one of the challenges was around disease environments.

Ironically, what happened in the case of transatlantic slavery was that many of the people who are being transported,

of course, against their well and horrific conditions,

bonded forever and their progeny too, were so desirable, particularly after the 1617,

1670s, 1680s, was because not all but some populations in West Africa

...