Questões de Concurso

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According to researcher Vaclav Smil, who was mentioned in the article, the advent of fertilizers which were composed of the three chemicals N, P and K was of great importance for what was called the 1960’s Green revolution. Concerning the importance of nitrogen fertilizers, choose the correct alternative.

(a)

The use of the trifecta fertilizers was of great importance in the second half of the 20^th century, but has seen a decrease in its use and relevance in the years following 2008 and again after 2012.

(b)

According to the article, the use of nitrogen, phosphorus and potassium in the production of trifecta fertilizers has played an important role in making it possible for the world’s supply of food to keep up with the increasing growth of global demographics.

(c)

The article implies that had it not been for the increase in food production made viable by the production of the trifecta fertilizers in the 1960’s, the Russian invasion of Ukraine territory would not have happened in 2022.

(d)

In the article, the demand for NPK fertilizers in the agricultural market worldwide is said to have dwindled, which explains why farmers have started to turn to new products of, primarily, Latin American origin.

(e)

The article states that the action plan of over $30 billion made by the U.S. and developmental banks is likely to start the market towards the production of new alternative fertilizers, which could soon replace the more common trifecta ones.