The charitable organization Heifer International uses donations to provide people in developing nations with farm animals to help feed hungry families. Heifer International is therefore contributing to
A) the Green Revolution.
B) subsistence farming.
C) the Industrial Revolution.
D) high-impact farming.
Question 2
Even though the Green Revolution continues today,
A) subsistence farmers increasingly rely on sustainable agricultural methods.
B) the harvest of shade grown coffee and rain forest nuts and fruits has been abandoned.
C) the global amount of land used to raise crops continues to decline.
D) high-yield varieties need expensive fertilizer, pesticides and irrigation.
Animal carcasses like this South African wildebeest provide important nutrition for both hunters and
Trees provide ecosystem services to people
Sensory Crossover Device for Visually Impaired People
An overview of the levels of organization in nature
An overview of the levels of organization in nature
biological organization