No, not you, as the individual consumer.
· lettuce
When it is growing, yes. All plants produce oxygen.
There are many places where lettuce is grown in commercial quantities in Australia, and it is the country's seventh largest vegetable crop. Between them, Queensland (34%) and Victoria (32%) produce two-thirds of the national lettuce crop. Lettuce is also grown in New South Wales, with less in Western Australia and South Australia and only a small amount grown in Tasmania.
Some of the best produce grown in pots in Ohio consists of peppers, lettuce, chard, cucumbers and radishes.
When a country can produce many things but chooses to produce one main thing, or just a few things, this country is said to be
Europe is not a country but a continent.
No Crohns is not something you can just "catch". While they are not sure what causes Crohns disease, I am positive unwashed lettuce has been ruled out. You are safe, next time, at least rinse your lettuce because not only is sand a crunch you really don't want from your lettuce, E-coli is a digestive ailment you can get from unwashed produce.
All food consumed on Antarctica is imported by the country that supports the individual research station. Food, then, is typically what the scientist would eat in his/her home country. Exceptions are produce that scientists grow in hydroponic labs for consumption there. These include lettuce, tomato, spices and edible flowers.
There are three simple questions an economy of a country must answer. They are "what to produce," "how to produce," and "for whom to produce."
Some main crops would be lettuce or carrots. Produce is the main heart of product activity. 2/4 of the produce grown in America is grown in California.
Europe is not a country but a continent.
What to produce. How to produce. and How much to produce.