Why is dutch agriculture critically dependent upon technology?

Compare the depth of field when focusing with low power and high power. which power has the greater depth of field?

When lactate builds up in a runners muscles it causes a burning sensation what causes this to occur

45 points how are people today being protected from tsunamis? earthquake data is analyzed to detemrine if a tsunami is likely, and if so, warnings are sent out. areas in tsunami risk zones are no longer heavily populated. radar is used to measure wave heights regularly. meteorologists study the winds to determine if wave heights will be large.