内容摘要：The UK already has similar schemes with 13 countries, including Australia, New Zealand and Japan.

The UK already has similar schemes with 13 countries, including Australia, New Zealand and Japan.

Overall, Ms Rasmussen says, solid-state devices are generally not yet as powerful as conventional vapour-compression air conditioning. But she expects performance improvements over time.She also expects improvements in affordability. So far solid-state cooling has mainly been deployed in wealthy countries.

A key question, Ms Rasmussen says, is "Can these technologies scale up to where they could be affordable for those who need it the most and where the greatest demand for cooling is coming from?"A selection of news photographs from around the world.A selection of news photographs from around the world.

More than £90m is being invested in 160 new electric buses, creating "smoother, quieter and greener journeys".The new fleet will operate across Bristol, Somerset and Wiltshire by next summer as part of First Bus' mission to cut its emissions over the next ten years.

Depots will also be electrified at Bath's Weston Island and Lawrence Hill in Bristol during the project, which is jointly funded by First Bus and the government.

Doug Claringbold, managing director for First Bus in the West, said: "We're now a year away from nearly half our fleet being electric and nearly all our depots being electrified – that's a phenomenal achievement."in a separate news report before the attack on Wednesday.

The museum recently received a grant to upgrade its security in part, she said, because of a new exhibit on LGBT pride.When Andry Hernández got a pair of tattoos on his wrists with the words mom and dad, he thought they would look even more striking if he added something else to them, according to the tattoo artist, José Manuel Mora.

"What if you add some small crowns?" Mr Hernández is said to have asked the artist.The crown is the symbol of the Catholic annual Three Kings Day celebrations for which Mr Hernández's Venezuelan hometown, Capacho Nuevo, is famed.