You could be a junior member after 4 weeks but if you are lucky and started to post the day before the 2 weeks update then you have 28 activity after the 2 week update. Then you just need 2 weeks to become a junior member and start joining bounty campaigns.
It seems to me that corporations aren't interested in losing profit. Earth is like a car, if used continuously but does not take care of it will make a fast broken. So our duty as human beings should care for the earth with activities like you said, it was can to extend the life of the earth. They pay the corrupt officials of the state and impede the development of alternative energy sources.
Definitely, money makes money. If you have a large or small amount of money and you want to invest these money in any profitable sector then your money would be double or triple within a time period. So money begets money.