A lot of what is possible is detrrmied by how determined we are to achieve what is important to us.
Organic food is expensive, so you cannot afford it? How much does it cost to plant a tomato tree that grows tomatoes 9 months a year, and each tomato is big enough to feed two or three people. These can even be grown in your apartment, if that is all you have. There are many such possibilities, but only those who really care bother to learn and do it.