2,912円 Various studies have shown time and again that small organic farms and home gardens are capable of producing more food per acre with less fossil energy than large-scale commercial agricultural installations dependent on machines and toxic chemical fertilizers and pesticides. This classic book by ...

1,192円 Edmund Zavitz (1875–1968) rescued Ontario from the ravages of increasingly more powerful floods, erosion, and deadly fires. Wastelands were talking over many hectares of once-flourishing farmlands and towns. Sites like the Oak Ridges Moraine were well on their way to becoming a dust bowl and all ...

12,071円 Providing an up-to-date synthesis of all knowledge relevant to the climate change issue, this book ranges from the basic science documenting the need for policy action to the technologies, economic instruments and political strategies that can be employed in response to climate change. Ethical an...

10,746円 Over millions of years, terrestrial plants have competed for limited resources, defended themselves against herbivores, and resisted a myriad of environmental stresses. These struggles have helped generate more than a quarter million terrestrial plant species, each possessing a unique strategy fo...

3,273円 Something about Big Bend National Park draws visitors again and again. Maybe it's the spare beauty of the mountains and desert, the dawn chorus of birds, or the vivid stars in the velvet night. All of these things have made it Roland Wauer's favorite place. In this book, he shares his love of the...

6,076円 In this thesis, Matthias Heydt applies digital in-line holography to achieve for the first time a complete three dimensional and real time motion analysis of Ulva zoospores, both in solution and in the vicinity of different surfaces. These results provide previously unknown information about the ...

10,879円 This is an updated version of the best selling first edition, Ecological Census Techniques, with updating, some new chapters and authors. Almost all ecological and conservation work involves carrying out a census or survey. This practically focussed book describes how to plan a census, the practi...

23,791円 Air Quality and Ecological Impacts reviews the characterization of air quality as it pertains to specific emission sources and their environmental effect. Since emissions from multiple sources impact the same location, a multidisciplinary approach is needed to relate atmospheric processes to terr...

10,943円 Forest degradation as a result of logging, shifting cultivation, agriculture and urban development is a major issue throughout the tropics. It leads to loss in soil fertility, water resources and biodiversity, as well as contributes to climate change. Efforts are therefore required to try to mini...

11,440円 Small firms - including 'microenterprises' and 'small and medium enterprises' (SMEs) - play a vital economic role in developing countries. They typically provide half of all jobs. In addition, they foster entrepreneurship and help key sectors adapt to changing market conditions. In light of these...

24,309円 The chimpanzees of Bossou in Guinea, West Africa, form a unique community which displays an exceptional array of tool use behaviors and behavioral adaptations to coexistence with humans. This community of Pan troglodytes verus has contributed more than three decades of data to the field of cultur...

11,772円 The purpose of this book is to assess a variety of economic issues as they relate to agro-biodiversity and show how addressing these issues can assist in agro-biodiversity policy-making. This is illustrated using empirical data from some of the countries (Ethiopia, Nepal and Zambia) which are par...