Much of the same can be seen for colon cancer rates.
The southern latitudes of Australia, africa etc would have a similar dispersal , again related to Vitamin D levels.
Recent testing in the US suggests these cancer rates could be halved with adequate vitamin D supplement or sun when possible.
Imagine if a drug company discovered a pill which cut the risk of breast and colon cancer in half...it would be headlines. It would cost a small fortune but every doctor would be prescribing it. Well, we have it, it is cheap, pennies a day and free in the summer. It is called vitamin D. In our culture, without profit, there is no incentive to promote Vitamin D . Good health isn't incentive enough? 2000iu for a year costs about $12
