Natural World category: 7079 books

Trace metals occur as natural constituents of the earth's crust, and are ever present constituents of soils, natural waters and living matter. The biological significance of this disparate assemblage of elements has gradually been uncovered during the twentieth century; the resultant picture is one...

Angel's family has seen many typhoons. For generations the violent storms have passed across the central Philippines around November, bringing with them drenching rains and strong winds. Lately they seem to be stronger, more destructive, but Angel's family and their neighbours know how to batten down...

A broad region of the electromagnetic spectrum long assumed to have no influence on living systems under natural conditions has been critically re-examinjld over the past decade. This spectral region extends from the superhigh radio frequencies, through de­ creasing frequencies, to and including...

We need natural resources to survive. Natural resources are things that nature gives us. But we need to be careful that we do not use too many of Earth's resources. We need to take care of Earth because it takes care of us! Colorful images, supporting text, a glossary, table of contents, and index...

1 What is Selectivity? purpose, and crop protective agent for the A biologically-active substance is said to be second, but there is no fundamental difference selective if it strongly affects certain cells with­ of principle in their mode of action. out causing any change in others, even when the Drug...

Exam Board: SQA Level: National 5 Subject: Geography First Teaching: September 2017 First Exam: Summer 2018 This second edition now includes N5 examination-style questions, together with detailed advice on answering them, as well as exemplar answer, included for every topic. - Now includes...

Aborda a realização da Primeira Conferência Brasileira de Proteção à Natureza, em 1934. E analisa, oportunamente, a maneira como um grupo de naturalistas ligados à proteção da natureza e articulados ao contexto político-intelectual desempenhou papel relevante na formulação de políticas...

From the tiniest bonsai to the peak of Mount. Fuji, your toddler will follow a beautiful nature trail through Japan. This new book from Misti Kenison in the Tiny Traveler series explains natural elements in the simplest terms for the youngest of travelers. Cherry blossoms, bamboo, and volcanoes are...

Forest: A See to Learn Book is the first book in a series of non-fiction picture books for very young children, using lyrical phrasing to encourage a sensitive perception of the natural world and a caring connection with it. Through gentle questions, the text asks young readers to consider...

Seeds are sprouting, roots are spreading, and branches are swaying in this tree-mendous poetry collection. From coconut palms and bristlecone pines to baobabs and banyans, Douglas Florian explores the arboreal world with his signature wit and whimsy. Featuring a dynamic vertical format that illustrates...

Packed with facts and activities, this is the perfect first book for young explorers who are curious about nature and want to learn more about the weather. How is a forecast predicted? What makes a rainbow? ***Weather***has these answers and more, and is a perfect introduction to the world...

Energy is a vital part of our lives. It powers our computer, lights our home, and moves our car. It also costs a lot of money and pollutes our environment. In Energy: 25 Projects Investigate Why We Need Power and How We Get It, kids ages 9–12 learn about the history and science of the world's energy...

Accounting for more than 90 percent of the world’s energy supply, fossil fuels—coal, petroleum, and natural gas—are not an infinite resource. Formed by the lengthy decomposition of organic matter, fossil fuels are actually limited in availability. Still, nations across the globe are dependent...

Packed with facts and activities, this is the perfect first book for young explorers who are curious about nature and want to learn more about birds. How does a bird make its nest? What do birds eat? ***Birds***has these answers and more, and is a perfect introduction to the world of our feathered...