Economic productivity has declined in some countries as a result of:

The bubonic plague

An outbreak of SARS

An Ebola outbreak

The AIDS pandemic

What he said

Towns and small farms are usually for land, lakes, rivers, and seas.they also produce other food, like crops.it's also where animals are, where we get our meat.large plantations normally have forests, where crops are grown for sale. (similar to farms)plantations have larger fields of crops.our wine, sugar canes, and fruits come from plantations.