Aeroponics; feeding tomorrow's world ? If our world is to survive for much longer, we have no choice but to reduce the use of natural resources and cut out wastage. Compared to traditional agriculture, aeroponics does both

Teachers section : Using this article in class.
Technical language:
Although this is a technical text using the language and style of technical writing, it is not a text that requires specialist technical knowledge. This is a technical text for advanced students whether they are technically minded or not. The subject is one that concerns everyone.
Some of the vocabulary used in this article may be new to some students, but is not explained in the vocabulary guide. This is deliberate, as the meanings of some words such as wastage or crops, should be evident from the context. 
Note also the use, in this article, of compound noun groups, a familiar feature of technical language. In this article, the more complex of these have been left to towards the end of the article, by which time students should have understood enough about the subject in hand to easily work out the meanings of these groups, which are listed in the exercise above.
For more general ideas about using a technical article like this in class, see the Linguapress general guide to working with technical texts in the English class.

DISCUSSION:
Free expression (written or oral): discuss the issue of aeroponic agriculture in class, or else write a short pamphlet promoting or attacking the development of this new form of agriculture.

Reading for information:
 Students should make a list of all the advantages and disadvantages of aeroponic agriculture mentioned in this article