(upbeat music) – You probably don't realize it, but buildings account for 40% of our carbon emissions. But the technology exists to make our homes carbon neutral or even carbon…

(upbeat music) – You probably don't realize it, but buildings account for 40% of our carbon emissions. But the technology exists to make our homes carbon neutral or even carbon…

(upbeat music) – You probably don't realize it, but buildings account for 40% of our carbon emissions. But the technology exists to make our homes carbon neutral or even carbon…

(upbeat music) – You probably don't realize it, but buildings account for 40% of our carbon emissions. But the technology exists to make our homes carbon neutral or even carbon…