An engineering degree is a Batchelor of Science degree.
And a finance degree is a bachelor of science degree, too. (can be depending on the institution of "higher" learning)
Climate change is not in dispute; but man has not been proved to cause current changes, or previous changes since the dawn of time.
Great Britain was first populated by folks that walked across a land bridge from the continent.
Native Americans walked across a land bridge from east Asia, to Alaska.
Europe and North America underwent a series of ice ages, followed by retreats of the ice, as earth warmed, cooled, warmed again.
No human cause has ever been claimed for these epic changes, with major consequences.
Those are just a few examples from the origins of most Americans. I am certain other continents offer other examples.