At TFL, we're making journeys safer for everyone, and that includes improving safety on London's roads.

That's why we and London boroughs are lowering more speed limits to 20 miles per hour,

because 20 miles per hour roads have already reduced collisions resulting in deaths or

serious injuries by 24%. That is how we're making journeys in London safer and brighter for everyone.

Such TFL improvement plan to the Mayor of London and TFL every journey matters.

This is CBS Eye on the World with John Bachelor. Here's John Bachelor.

This is CBS Eye on the World. I'm John Bachelor. Green Tech dominating the conversation in Europe,

in the European countries that are pledged to net zero or have made extravagant ambitions

for their population to leave fossil fuel behind and to consume less electricity and also spend

less money on energy and also maintain a responsible prosperous life. I welcome Joseph Sternberg,

the editorial board of the Wall Street Journal. He's in London. He writes political economics.

And last year, Joe was good enough to acquaint me with something I never understood.

It's an entity you take into your home. It's called a heat pump, heat pump,

and there is some potential mandate in the UK from Parliament that all houses, all homes,

must convert to a heat pump. From what and why is a mystery to me, but now I run into it in Germany.

The headline in the financial times, Germany's boiler ban will have unintended consequences,

warrants industry, subhead, US and European companies say clause to end use of refrigerant gas,

violates EU single market. See everything's here for Joe, heat pump, EU single market,

and green tech. Joe, a very good evening to you. Before we get into the apparent heated German

debate over the heat pump, whether it's going to use HFOs, removing HFOs from its refrigerant and

replace it with natural refrigerant, what is a heat pump? And why is it being debated for German

homes and English homes? Good evening to you. Hey, John, so a heat pump is sort of like an

...