The answer is:
be international
consider multiple viewpoints
deal with multiple uses for resources
Environmental solutions are create to specifically handles the negative impact from environmental destruction that caused by human activities. Such solutions need to be implemented by other countries beside Europe since the need for good environmental condition is applicable to all nations.
After considering multiple viewpoints, we need to utilize all the resources that we have (whether it's new technologies or capital injection) to reverse the negative effect that we create to our environment.