A more thorough explanation:

Definition: To take care of; to care for. To protect from change, destruction, or depletion. To reduce or minimize the use of.

• Conserving water by taking shorter showers.
• Conserving energy by turning off lights when leaving a room.
• Conserving wildlife by protecting their habitats.

The examples illustrate the different ways in which we can conserve resources. By taking shorter showers, we are conserving water and reducing our water usage. By turning off lights when leaving a room, we are conserving energy and reducing our electricity usage. By protecting wildlife habitats, we are conserving the natural environment and preventing destruction or depletion of animal populations.