If you are talking about the first air pollution problem its is A, almost about 100 years ago.
1955
The devastating effects of biological and nuclear weapons is with no doubt the main fact behind the desire.The world recognizes that chemical,biological and nuclear weapons poses a serious threat to world peace especially if they fall into the wrong regimes and incapable nations. they also the capacity of these weapons to be used on an armed civillians.
With a 2/3 vote. If both the Texas Senate and the Texas House get two thirds of votes to override, they can override a veto and nobody can do anything about it. It's similar even in the congress of the federation, not just a Texas thing. This is called a large majority and it's that many people because it's usually about serious things that can't just be decided easily.
