"If you took a boat out of Reykjavík and sailed directly south, the first land mass you'd hit would be Antarctica."

"Depending on where you are, you might have recently noticed a lot of dust from Africa coating your town. But dust from the Sahara regularly makes it's way to the Amazon. In fact, without that dust, the Amazon might not even exist. The soil there is pretty nutrient poor, and that dust acts as a form of fertiliser. Two massive but opposing geological features - one full of life, the other very sparse - yet very strongly connected."