Latest books


Download Appropriate Technology: Technology with a Human Face by P. D. Dunn (auth.) PDF

By P. D. Dunn (auth.)

Show description

Read Online or Download Appropriate Technology: Technology with a Human Face PDF

Best environmental science books

Living Downstream: An Ecologist's Personal Investigation of Cancer and the Environment

The 1st variation of dwelling Downstream—an beautiful mix of unique technology and interesting narrative—set a brand new typical for medical writing. Poet, biologist, and melanoma survivor, Steingraber makes use of all 3 forms of event to enquire the hyperlinks among melanoma and environmental pollutants.

The Grasslands of the United States: An Environmental History (Nature and Human Societies)

"Treeless, point, and semi-arid. " Walter Prescott Webb's well-known description of the nice Plains is absolutely merely a part of their tale. From their production on the finish of the Ice Age to the continued difficulties of depopulation, soil erosion, polluted streams, and depleted groundwater aquifers, human interplay with the prairies has frequently been arguable.

Principles of Environmental Science, 6th Edition

Instead of the 25 to 30 chapters present in so much environmental technological know-how textbooks, the authors have constrained ideas of Environmental technology: Inquiry and purposes to fifteen chapters--perfect for the one-semester, non-majors environmental technology path. actual to its name, the objective of this concise textual content is to supply an updated, introductory view of crucial topics in environmental technological know-how in addition to delivering scholars a number of possibilities to perform medical considering and lively studying.

The limits to growth

Какие-то ослы разместили в libgene под этим названием совершенно другую книгу. ("Пределы роста. 30 лет спустя"). Рад представить оригинальное издание 1972 года.

Extra info for Appropriate Technology: Technology with a Human Face

Example text

Per capita energy consumption 'QJ 0.. >. en '-- "'c w Time FIG. 16 Resource use goals for the developing and the developed world 38 Appropriate Technology problem is the reverse, that of stimulating growth over the whole population so that resource use will rise asymptopically to much the same value as that of the developed countries. What of the time scale? I have deliberately left this off since it is merely speculation but I believe this graph does indicate what our long-term goals should be.

One view on why the rate of development is so slow is the 'vicious circle' argument. This suggests that poverty results in low investment; in tum, low investment results in low production, low production in low income, and low income in poverty. There are other vicious circles too. Hunger results in poor physique which in tum leads to low production. A third circle is that of poverty leading to low demand and h~nce low production. All three circles occur simultaneously and interact. , exist is self-evident; that they combine in this manner to inhibit development is less so.

On the other hand, one does not proceed many direction without work at field level and there is need for much more effort here. A. T. is concerned with community development, and does not have a political content or view. Nevertheless its application The State of the World- Views and Predictions 39 in a particular situation may have profound socio-economic effects and hence political consequences. No action is politically neutral, not even installing a pump, since the effect may be either to strengthen or weaken the existing social system.

Download PDF sample

Rated 4.84 of 5 – based on 41 votes

Comments are closed.