They're always protesting about something or saving the trees or whatever.

他们总是在抗议一些事情，或是在拯救树木或诸如此类的事情。

《柯林斯英汉双解大词典》

Those activities can include planting new trees, but not saving old ones from the chop.

这类活动可能包括种植新树，但是没有包括保护现有的森林不受采伐。

youdao

This is like saying trees don't matter, only forests do. But you can't save a forest unless you start by saving a tree or two.

这就好比说树无关紧要只有森林重要，但是你救不了森林除非你先拯救一两棵树。

youdao

While energy austerity is being promoted, saving trees seems to have been forgotten.

FORBES: New Davos Slogan: Save Oil, Kill Trees

All have their own priorities, and saving trees is not among them.

ECONOMIST: A special report on forests: Better REDD than dead | The

"The world's getting more obsessed with eco, " said Gutsche, in this case the idea of saving paper and conserving trees.

CNN: Is the 'paperless' office here at last?