11 Biology by Amjad Umer Ranjha
4 – Protection and Conservation of Environment
Protection and Conservation of Environment, (Lecture 4) , FSC Biology book 1,
Amjad Umer Ranjha explained in this video lecture the protection and conservation of environment, the agriculture revolution, the industrial revolution, lead and chromium pollution, bioremediation, endangered species, extinct species, polution in Pakistan.