Search
Now showing items 1-2 of 2
Environmental Guidelines for Sand and Gravel Extraction Projects - Environmental Management Guidelines, No. 20
(1990)
The environmental impacts of sand and gravel extraction are not always readily obvious and hence have long been under-estimated. The cumulative, far-reaching effects of numerous uncontrolled operations have contributed ...
Guidelines of Lake Management Volume 3: Lake Shore Management
(1990)
The scope of this book is to demonstrate the importance of the lake shore in a holistic lake management framework and discuss how the ecotone between lake and land can be maintained as an effective protection zone for the ...