Over time our population grew; we expanded our range throughout the planet and increasingly
impacted the environment with our presence and our technologies
tech. have made life better.
On a global level, one in four people live in extreme poverty
income less than $2/day.
highly developed countries
US, Canada, Japan. 19% of the world’s population.
81% fall into 2 categories: moderately developed countries (Mexico, Turkey, S.Africa,
Thailand) and less developed countries (Bangladesh, Mali, Ethiopia,Laos). Most LDC are
agriculturally based, hunger disease and illiteracy are common.
Types of natural resources: nonrenewable and renewable
Nonrenewable resources: minerals (aluminum, tin, copper) and fossil fuels (coal, oil, and natural
gas) are represent in LIMITED supplies and are depleted (wasted) by use
tend to consume most of the world’s nonrenewable resources
sooner or later will be
Renewable resources: trees, fish, fertile agricultural soil, fresh water, clean water.
replaces these resources fairly rapidly, and they can be used forever as long as they are not
overexploited in the short term.
In developing countries, forests, fisheries, and agricultural
land are important renewable resources because they provide food.
Developing countries are
faced with the difficult choice of exploiting natural resources to provide for their expanding
populations in the short term or conserving those resources for future generations.
Consumption: the human use of materials and energy
economic and a social act, provides the
consumer with a sense of identity as well as status among peers.
Media, including advertising
industry, promote consumption as a way to achieve happiness.
encouraged to spend, to