Soundbite and cutaways, news conference. Maybe a map. The finished product rarely does the story justice. There are other options. This tip sheet offers some suggestions, plus a guide to Internet resources on growth and sprawl.
Most viewers have little or no idea what an acre is.
Compare what you can't see to something you can. Use specific details. Give viewers an idea of how much land is involved by telling them what it produced. How many pounds of strawberries a year, for example. Now you have a new visual element, something other than a wide shot of that open field.