Today, about 70 percent of the earth’s oxygen comes from marine plants. We slip beneath the surface to find out how a rebounding whale population could help spur phytoplankton growth…and slow climate change. But first: more than 4000 wells have been drilled since 2008, and the county expects to be pumping for decades. A UNH professor explains why he set out to learn more about North Dakota’s oil country, by walking 65 miles across it. Plus, we take a look at the China-based e-commerce behemoth Alibaba, the most powerful company you’ve never heard about.
This show originally aired on 7.28.14. You can view the full post, along with audio, here.