Probably because any activities related to environment protection require a change of mentality and habits and participation of everyone in order to be fruitful.
There is no work or numbers?
Answer:
The Zimmerman Telegram.
Explanation:
The Germans would provide military and financial support for a Mexican attack on the United States, and in exchange Mexico would be free to annex “lost territory in Texas, New Mexico and Arizona.” Coupled with the submarine attacks, it finally turned the U.S. government in favor of entering the fray.
