To conserve something is to save it. The supply of the thing being saved might be too low, so an effort is made to secure the supply.
People in California are being asked to conserve water.
To conserve energy, we keep our thermostat set at 63 degrees in the winter.
Brian is trying to conserve on gas by driving a hybrid car. (hybrid car = gas and electric power)
We should take a rest. We have to conserve our energy if we’re ever going to climb to the top of this mountain.
In order to conserve time, the planners of the event scheduled simultaneous activities.
Adding insulation to the attic of your house helps to conserve heat inside the home.
Recycling paper, glass, and plastic is a great way to conserve natural resources.
The word "conservation" is a noun:
The company saved a lot of money on energy through conservation.
Conservation efforts for the bald eagle have really paid off. Their numbers are increasing.
My neighbor says he doesn’t believe in conservation. He uses many different machines and energy sources without any regard to their effects on the environment.
One of the many ways that we can reduce the effects of climate change is through conservation.
