Sometimes other people have already said what we want to say, and said it better than we could. Here are some examples.
It is horrifying that we have to fight our own government to save the environment. ― Ansel Adams
Our planet’s alarm is going off, and it is time to wake up and take action! ―Leonardo DiCaprio
Young people , they care. They know that this is the world that they’re going to grow up in, that they’re going to spend the rest of their lives in. But, I think it’s more idealistic than that. They actually believe that humanity, human species, has no right to destroy and despoil regardless.―Sir David Attenborough
The earth we abuse and the living things we kill will, in the end, take their revenge; for in exploiting their presence we are diminishing our future.―Marya Mannes
How inappropriate to call this planet Earth when it is clearly Ocean.―Arthur C. Clarke
The time to protect a species is while it is still common.― Rosalie Edge
The ultimate test of a man’s conscience may be his willingness to sacrifice something today for future generations whose words of thanks will not be heard.―Gaylord Nelson
What you do makes a difference, and you have to decide what kind of difference you want to make.―Jane Goodall
The animals of this world exist for their own reasons. They were not made for humans any more than black people were made for whites.―Alice Walker
Spring is nature’s way of saying, ‘Let’s party!’―Robin Williams
We do what we can because to do nothing is intolerable―Shannon and Kruger du Plessis
