GEOG 107 Lecture Notes - Lecture 9: Hectare, Olive Oil, Overconsumption
Document Summary
Economic activities: can be classified as according to their primary type of economic activity. Primary activities: harvesting/ extracting thing from the earth. Secondary activities: adding value to materials by changing the form and converting them into more valuable commodities. Tertiary activities: providing services to the primary and secondary sectors, goods and services to general community and individuals. Agriculture: global food supplies and more than sufficient to feel every person on earth. The growing of crops and tending of livestock. Global 4820 crisis in 2007 tried to reduce 30-year global hunger. More than 1 billion people are undernourished. Has replaced hunting and gathering at the most significant primary activity. Employment is declining in developing countries: only a fraction in highly developed countries (us) in labor force. Subsistence economy: grows just enough for themselves. Advanced economy: grow to sell and provide to others. Intensification and consolidation of agriculture: reduction in farms.
