The vegetation of the park lawns in Munich A diploma thesis in biology about vegetation ecology and city ecology.
Climate change and the expected sea level rise have made coastal defence a hot topic in most countries. To ensure protection against coastal erosion, a.
How many species are there, globally? Range of estimates: 2 – 100 million Best estimate: 10 million 1.4 – 2 million species have a name. An estimated 97%
