Why create something from scratch if you can buy a ready-made startup? Capitalization of the same Greencoin today is just a penny for Greenpeace. It seems to me that it is easier for them to buy ready-made than to develop their own.
Usually, large corporations do just that - choose a promising startup and buy it. It is cheaper and more promising than creating something of your own.
Everyone must do their job. If Greenpeace abandons to protect the environment and save the world and begins to develop software, then this software will soon be just no one to use ...
Personally I think that this project has a very important mission and there is no similar projects yet. At least I havent seen them