This is another reason that continued efficiency improvements are important.

Focus on efficiency improvement; especially in high volume work.

He added that many alternative sources cost less, although efficiency improvements are cheaper than either.

This was partly responsible for the efficiency improvement in addition to the better speed control.

Due to efficiency improvements this is expected to drop to 15,000 billion kWh by 2050.

Some efficiency improvements are put in place without subsidies, however.

The higher the number, the more potential there is for efficiency improvements.

We're taking care of all of our growth with efficiency improvements.

I've been reading about these solar efficiency improvements for decades.

By the late 1870s, however, efficiency improvements were allowing them to squeeze natural ice out of the marketplace in the south.