I = PAT that human population may stabilize at around 11.2 billion in 2100, the I=PAT equation will continue to be relevant for the increasing human impact on the environment in the short to mid-term future. Increased population increases humans' environmental impact in many ways, which include but are not limited to: The variable A, in the I=PAT equation stands for affluence. It represents the average consumption of each person in the population. As the consumption of each person increases, the total environmental impact increases as well. A common proxy for measuring consumption is through GDP per capita. While GDP per capita measures
Economy of Qatar at Mesaieed is undergoing expansion. While the financial crisis may present challenges to infrastructure development, once all projects are completed Qatar will have one of the most advanced and modern transport infrastructures in the region. Qatar is now the richest country in the world, on a per person basis. Current GDP per capita registered a world record-breaking peak growth of 1,156% in the 70s. This became quickly unsustainable and Qatar's current GDP per capita contracted 53% in the 80s. But rising global oil demand helped current GDP per capita to expand 94% in the 90s. Diversification is still a long-term