All of these absolute water-scarce countries, except South Africa, will have to import a substantial portion of their cereal consumption. Also by 2025, some 45% of the population of these countriesroughly 2.7 billion people _ will live in areas whose water resources must be developed by at least 25%. The analysis also shows that overall, these 45 countries will have a 2% surplus of cereal production in 2025, after their food needs have been met.
Something requires extra attention. At an intersection, a flashing circular yellow means to take extra caution, and watch for traffic on the cross road (which has a flashing red light). A flashing red light is the same as a stop sign.
A delayed green light means that traffic stopped on one side of an intersection with a traffic signal get the green light to proceed prior to the traffic on opposite side of the intersection. Traffic on both sides get a green light; the delay just means that one side moves prior to the other.