Author Description

Ecologists Have To Work With Living Systems And Various Environmental Parameters. Like The Naturalists, An Ecologist Has To Begin With Observations Of Plants And Animals In Natural Surroundings. A Great Deal Of Careful Observation Is Needed To Identify The Various Organisms And To Begin To Note The Major Food Chains. After The Food Chains Have Been Identified, The Ecologist Can Make More Detailed Measurements. Population Of Various Kinds Of Organisms Can Be Counted. The Amount Of Various Materials And Of Energy Passing Through Each Part Of The Ecosystems Can Be Calculated. Various Environmental Parameters Like Physio-Chemical Nature Of Three Basic Habitats Soil, Water And Air: Temperature, Light, Humidity, Ph, Wind Velocity Etc. Can Be Measured. Chemicals Such As Phosphates And Nitrogen Can Be Traced In Their Movements Through The Food Web. Relationships And Dependency Between Different Kinds Of Organisms Can Be Worked Out. This Knowledge Throw Light As To How The Earth S Biosphere Functions And What Its Needs Are.To Acquire Ecological Knowledge About Any Kind Of Ecosystem Of The Biosphere, The Ecologists Have To Use A Variety Of Tools And Techniques Of Other Sciences Like Biology, Chemistry, Physics, Mathematics, Statistics, Climatology, Sociology And Economics.The Present Book Deals With The Various Tools And Techniques Use In The Ecological Studies. The Methods Are Dealt Stepwise To Make Them Easy And Understandable.