Do you know, that moderate fires are useful to the ecosystem? And that in the Pacific ocean is there a garbage "island" measuring with the Tyumen area? True, that do arctic caps melt? Do the African farmers can to stop the offensive of the desert Sahara?About ecology scientists, defenders of nature, and even the Swedish schoolgirls talk much. Responsible, careful attitude toward an environment causes anxiety the minds of townspeople and heads of the states. If you in their number, it book - for you.She will tell that in our world all is bound: reefs, deserts, rain-forests, oceans and tiniest puddles. you will understand how the large and small ecosystems of Earth are arranged, why it is so important to save биоразнообразие, what way is passed by substances in the wild and that needs to be done, to protect our surprizing planet.How to read a bookTo begin with top pages to know, what are levels of organization of life on To earth, as микроэкосистемы look, what natural zone, ecosystem, ecotone, succesion, population, food chain, trophic levels, продуценты and консументы.Then to read one after another or to choose interesting part of the world (continent) and surprised to the features of her ecosystems : to the desert and rain-forest, mountains and steppe, tundra and coral reef.At the end of book to know about water ecosystems (deep salt waters, rivers and fresh to the lakes), about the rotations of water, carbon, phosphorus and nitrogen, about influence on nature of farms, cities and in general human activity, about the change of climate and, certainly, about that, how it is possible to protect our planet.A glossary will help better to understand the value of the terms and concepts used in a book.Whom this book is forFor children from 8 and for adults that is interested in the theme of ecology.