Global Warming Trends: Ecological Footprints
by Julie Kerr /
2009 / English / PDF
6.9 MB Download
Climate scientists have repeatedly told us that the 1990s had the warmest temperatures ever recorded since records were consistently kept in the mid-1800s. This title presents an overview of significant climatic periods of the Earth's past and introduces the concept of climate proxies, or natural indicators that can be used to infer past climate.
