User Login
Forgot your password? Click Here.
Playlist
What are playlists? Click Here.



Growing foodstuffs is synonymous with battling agricultural pests. In just a few decades, we learned how dangerous pesticides can be. Now there are environmentally friendlier and more efficient methods of pest control. This program covers bioclimatology, which enables growers to monitor biological developments such as the proliferation of certain insects; sophisticated new diagnostic techniques, which help prevent certain plant diseases; and new milk processing technology. (23 minutes)



 
    

Item#: This title is currently not available.
Copyright date: ©1991




     


Only available in the US, the United Kingdom and South Africa.




Waste Disposal
View Video Clip
Household waste can cause pollution of all kinds, but more and more of these wastes can be recycled effectively and economically. The result is reduced pollution and a useful new source of raw materials and energy. Hospital waste disposal presents th...(more details)
 
Principles of Ecology

The principles of ecology establish the relationships that interconnect humans as a biological species with each other and with their environment. This program also considers the Gaia Hypothesis and the view of the planetary ecosystem as a gigantic l...(more details)
 
The Environment

Every day, in every way, humans seem to find new ways to despoil our planet. This program takes a global look at such problems as PCBs and acid rain. In the end, breathtaking imagery enables us to visualize the meaning of the greenhouse effect and de...(more details)
 
Fighting Pollution

The war on pollution in all its forms is a pressing priority that brooks no delay. Although much remains to be done, the technology to restore our environment is already in existence. This program describes three examples of such technology: the puri...(more details)
 
Forests
View Video Clip
Forests are not just collections of growing trees. A forest is a complex environment, home to thousands of intricately interconnected living species. This program explores three aspects of the forest: the amazing process of photosynthesis, by which p...(more details)
 


See additional titles in Animal Biology | Ecology