Changes in climate and sea level are nothing new - over the last 700 million years, the Earth has been slowly but constantly changing from within. We now know that our planet's surface, far from being... This description may be from another edition of this product.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.