Land use. Europe is one of the most intensively used continents on the globe. It has the highest proportion of land (up to 80%) used for settlement , production systems (in particular agriculture and forestry) and infrastructure
People should learn about the currents, waves, and tides just in case of an emergency or the tides are too high. The people should know if their worried about their structure of their home, or worried about their safety.
It seems you need to move the decimal three times over, then you round the number. So the answer would be 5.5 x 10^3.
The religons have changed
The things they are doing
Buildings
Weather
Disasters
Attacks
Problems with gas staions
Schools
Education
9-11
That is for the passed only
