Conserving Earth’s Natural Resources

conserving natural resourcesAs global industrialization has increased, so has the demand for the earth’s resources. Recent estimates place world population at slightly over 7 billion. The number of humans on earth required about 30,000 years to reach a billion in the early 19th century and only 13 years to add the last billion. Nations are competing fiercely as population grows. When natural resources are removed from the earth’s crust, the amount available decreases. Read more