ConservationConservation is the careful use and protection of natural resources to make sure they last for future generations. This includes saving water, protecting forests, reducing pollution, and using energy wisely. Earth provides us with the air we breathe, the water we drink, and the materials we use every day. But if we use these resources too quickly or carelessly, they can become damaged or disappear. Conservation helps us live in balance with nature by making smart choices and...

Conservation of declining population focuses on ways of detecting, diagnosing, and halting a population decline. The approach uses methods to prevent populations from going extinct.

One influential perspective on what motivates people's behavior is detailed in Tory Higgin's self-discrepancy theory (Higgins, 1987). He proposed that people hold disagreeing internal representations of themselves that lead to different emotional states.  

Methods to Conserve EnergyEnergy conservation means using energy wisely to reduce waste and ensure we have enough for the future. Conserving energy helps protect the environment, saves money, and reduces the demand for fossil fuels. We use energy daily in our homes, schools, transportation, and industries, so small changes in our daily habits can make a big difference. Learning how energy is used and how it can be saved is important for creating a more sustainable world.Science and Engineering...

During the 1950s, the landmark Robbers Cave experiment demonstrated that when groups must compete with one another, intergroup conflict, hostility, and even violence may result. At the Oklahoman summer camp, two troops of boys—termed the Rattlers and the Eagles—took part in a week-long tournament. During this time, their negativity culminated in derogatory name-calling, fistfights, and even vandalism and destruction of property. However, this work also revealed that such tension...

Solving problems using the conservation of momentum requires four basic steps: