The problem focuses its attention on the patterns of Ecology and Economy of sugali tribe of Rayalaseema region of Andhra Pradesh with special reference to environment. In the new millennium, mankind will be faced with a multitude of environmental problems not only these problems are numerous, but they vary greatly in their nature and in the scope of their impact. A glance of the world's environment to day gives us an alarming picture of the destruction and degradation brought out by man. Once upon a time man natured the environment and was sustained by it. Today due to rapid growth of population and industrialization man is rather becoming selfish and his dependence on the environment is increasing with out giving a thought to its sustenance through out the world, forest have taken a great fall from destructive activities of man resulting in ecological imbalance. If the same situation continues the universe would be facing an ecological and environmental catastrophe. About three of four generation ago, almost all the third world countries were having enormous areas of forest which are now disappearing fast. But in these countries the dependence of poor and the tribal communities.