Make full use of seasonings, if there is a choice between not eating enough and using salt and other seasonings as an appetite stimulant, choose seasonings; much of the bad wrap for salt comes from its association with bad food.
Environmentally speaking, vegetable food miles from anywhere are not as costly, nor as environmentally damaging, as locally grown meat. Given that a whole-food, plant-based diet defends us from so many threatening diseases, the origin of the food is not so important.
Stick to a whole-food, plant-based diet for health and wellbeing, for weight loss and strength. Remember that all animals source their energy and growth from plants, either directly or through eating animals that have derived their energy and growth from plants. Humans are one of the former group; we developed not from successful hunters but from successful gatherers and cooks of seeds and plants.