If you were to compress Earth's entire history into a single calendar year, modern humans would appear in the last 30 minutes of December 31st. So clearly, relative to Earth's history, we are a new species. And yet, we've already managed to fundamentally change the planet.So now more than ever, it is vital that we take a look at our climate history and the novel solutions that could shape the future of climate science. Over the last 5 billion years, life on Earth has worked its way through a natural cycle o ...