Includes bibliographical references and index.

Contents:
1. Environmental deterioration and insect diversity spectrum - an introduction.
2. Adaptive diversity of insects to climate and land-use changes.
3. Insects as indicators of environmental quality.
4. Insect biodiversity in Xylophagous and Coprophagous habitats.
5. Canopy ecology and insect biodiversity.
6. Habitat heterogeneity in agroecosystems: insect biodiversity in habitat edges or Ecotones.
7. Litter dynamics in natural and intefered forests.
8. Insect and social forestry.
9. Fern, moss and lichen infesting insects.
10. Insect in gall environments.
11. Aquatic insects in odd environments: habitat specialization from snow melt streams to temporary ponds.
12. Impact of urbanization on insect biodiversity.
13. Land-use changes and dynamics of insect vectors of human disease.
14. Conclusion: conservation for a healthier environment.