A LOT! ethics (science rules) arent really enforced in second and third world countries, therefore, scientists are free to do what it takes to "get the job done" so to speak
The main reason that scientists think is contributing to destruction of ozone depletion is the use of CFC's. These are chemicals present in various substances and when released destroy ozone molecules.
Lavoisier, Dobereiner, Newlands, Mendeleev, and Moseley
Charles Coulomb, though two contributing scientists were Joseph Priestley and Henry Cavendish.
India
Scientists are concerned because the thaw in Siberia will release methane from the melting tundra. Methane is a powerful greenhouse gas which is contributing to global warming.
hydroenergy
hydropower
scientists have recently discovered that india is actually better than america
Dr. C. V. Raman
1. Dr. Abdul Kalam Azad of India
iraq, afghanastan, arabia, india, and china
because scientists are studying them