Air conditioning bills are spiking and as climate change starts to impact more parts of the country, air conditioners are running for longer periods. Now millions of Americans are starting to install ...

Heat pumps can reduce carbon emissions associated with heating buildings, and many states have set aggressive targets to increase their use in the coming decades. But while heat pumps are often ...

Table of Contents Introduction Energy Efficiency and Cost Savings Environmental Impact Versatility in Heating and Cooling Initial Installation Costs Performance in Extreme Temperatures Maintenance ...