Urban agriculture is such a cool concept, do you have any tips on how to get started?
Urban farming is pretty neat! Many villages, towns and cities are beginning to cultivate and distribute food!
Yes, it's great. Is there a particular country that's doing more with urban ag. than the rest?
It seems like lots of countries are getting on board, but the reasons why do seem to vary. In the global north, it's a desire for sustainable communities led by growers and foodies. The form social networks focused on nature and community.
Oh, yes, I bet they do help interconnect communities and bring people together! When did the firsts ones start popping up?
Actually, urban agriculture started all the way back in ancient Egypt! Community wastes were used to feed urban farming. 
Oh, wow, all the way back then? That's pretty interesting! Now, tell me, do you need a lot of land to start ubran agriculturing? Or could I start with my backyard?
Peri-urban agriculture
Peri-urban agriculture is generally defined as agriculture undertaken in places on the fringes of urban areas. There is no universally agreed definition, and usage of the term generally depends on context and operational variables. The Food and Agriculture Organization of the United Nations defines peri-urban agriculture as "agriculture practices within and around cities which compete for resources (land, water, energy, labour) that could also serve other purposes to satisfy the requirements of the urban population."
The term “peri
primary industry such as agriculture or related activities.
A place's population size is not a reliable determinant of urban character. In many areas of the world, e.g. in India at least until recent times, a large village might contain several times as many people as a small town. In the United Kingdom, there are historical cities that are far smaller than the larger towns.
The modern phenomenon of extensive suburban growth, satellite urban development, and migration of city dwellers to villages has further complicated the definition of towns