In 300 B.C., Theophrastus, a pupil of Aristotle compiled all sorts of weather indicators in his book called ___________________ _.
Fill in the blank with correct word.
Question 2
Because of the atmospheres chaotic nature, meteorologists are turning to a technique called ___________________ _, an approach based on running several forecast models, to improve short- and medium-range forecasts.
Fill in the blank with correct word.