This is so essential that I've written about it at length. You are speaking from the snowflake point of view if you decide that your personal lifestyle actions aren't significant enough to take seriously. Finally, there are many hidden advantages to doing A actions, as described in Advantages of a Life-Support Systems Approach to Peace . Having everyone personally undo the damage they cause is inefficient. Division of labor is much more efficient.
Division of labor is more efficient.
So you can swap tasks. For instance, if you like to plant trees, but hate to recycle, you can swap tasks with someone who has the opposite preferences. The problem with the current division of labor is that some system-stabilizing tasks have been left undone, and the consequences of this neglect are mounting up. When the problem is addressed sooner, toxic effects are removed sooner. When problems are addressed from a central location, such as Washington D.C. there are bureaucratic inefficiencies and delays.