The production of crops and farm animals for sale, usually with the use of modern technology: commercial farming methods.
Recent acceleration in population growth and changes in land use patterns have increased human vulnerability to floods. Harmful impact includes direct morbidity and mortality and indirect displacement and widespread damages of crops.
The answer is III, raising retirement age and building more schools will not affect this situation very much, while paid maternity leave will help raise the birth rate.
Based on the information given, it can be deduced that the reliable paleoclimate record was about 800,000 years ago.
Paleoclimatology simply means the study of the climate of the Earth. It's the study of climates where direct measurements were not taken.
It should be noted that the reliable paleoclimate record from the Antarctic and Greenland ice cores provides information back to approximately 800,000 years ago.
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