Of the diverse flora and fauna in an ecosystem, epiphytes in general and orchids in particular have a vital role to play in mutualism. By virtue of their sensitivity to the changes in the climate they provide a forewarning about the impending damages due to these changes and act as bioindicators. Epiphytes constitute ten per cent of the higher plants in tropical forest ecosystem.
Links:
[1] http://admin.indiaenvironmentportal.org.in/feature-article/effect-climate-change-orchids-and-their-conservation-strategies
[2] http://admin.indiaenvironmentportal.org.in/category/author/k-s-shashidhar
[3] http://admin.indiaenvironmentportal.org.in/category/author/n-arun-kumar
[4] http://admin.indiaenvironmentportal.org.in/category/journal/indian-forester-0
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/orchid
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-change
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/climate-impacts
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/flora
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/india