How do I deal with hard outdoor work that pays little and gets no respect?

You shape the outdoors in weather that sends everyone else inside, and the world pays you little and thinks less of it. That mismatch between what the work costs you and what it returns is a real weight. You are not wrong to feel it. Hard, skilled, physical work has been undervalued for a long time. But the status other people assign to your trade is not the truth of it. The land you tend is used, seen, and enjoyed by people who never think about who made it that way. You know what your hands can do, and that knowing is not up for a vote. Let their blindness be their problem, not your measure. Where you can, turn skill into leverage. Specialize, build a reputation, learn the parts of the trade that pay more, or move toward running the work rather than only doing it. And protect the body that earns your living. Respect may come slowly from the world, but you can give it to yourself now, and build from there.