this week, we re diving into the world of artificial reefs. the advantage to this is you can take all of the best qualities of a natural reef and you can exaggerate them, completely. the robots have come to town. and paul finds out how old bangers are being given an afterlife. it s an engine ina dishwasher. course it is! our oceans and the marine life they support are under threat. climate change is causing them to warm at record levels and as the seas absorb more co2 they also become more acidic. and that as well as other man made damage like trawling for fish can have a devastating impact on important habitats like reefs, but can technology offer a solution? well, adrian murray has been finding out about some conservation efforts to help bring back marine life in two very different parts of the world, starting in denmark. just off the island of samso, plans are under way to build an artificial reef, and i m about to join a group of researchers on the water for a closer loo
meaningful, i think then certainly we will have a huge reaction in the market. but for now, i don t really see anything more meaningful coming into the market. so anything more meaningful coming into the market. into the market. so we have reached the into the market. so we have reached the halfway - into the market. so we have reached the halfway point i into the market. so we have reached the halfway point of 2023. how would you describe the health of the global economy? the health of the global econom ? . v . economy? that s an intriguing question- economy? that s an intriguing question- i economy? that s an intriguing question. ithink economy? that s an intriguing question. i think throughout l question. i think throughout this year, central banks and lawmakers and policymakers have been very much focused on taming inflation, bringing inflation under control. and a lot of these banks have failed to bring inflation to the target level, which is still running quite
jonathan charles is back with us geopolitical insight advisor, specialising in russia and the countries around it and a former bbc correspondent in moscow and ukraine markets in moscow and ukraine quick to react and no surprise markets quick to react and no surprise that the rouble has sunk. it surprise that the rouble has sunk. . , , ., ., sunk. it hasn t been doing that well for several sunk. it hasn t been doing that well for several weeks - sunk. it hasn t been doing that well for several weeks and - well for several weeks and months and it was inevitable with uncertainty and that is what we have with russia now, it has exacerbated a trend and we have seen that fall in the rouble. untilwe we have seen that fall in the rouble. until we know what is going to happen, can vladimir putin reassert that sense of strongman rule which at least is certainty, it may not be very nice, but at least it is certainty, then there will be questions about the economy, about the roub
he went on. a few days later, oceangate s stockton rush replied. he told rob mccullum. the next day, rob mccallum replied in the starkest terms. oceangate s lawyers then contacted rob maccullum and threatened legal action. today, we ve contacted them again and they say they have no additional information. rob mccallum maintains that no one should have gone in this submersible. our science correspondent jonathan amos has been tracking this story since the sub was first reported missing. this is a stark exchange your? it s a this is a stark exchange your? it s a fascinating exchange, actually. it is polite ish, but it s also very testy indeed. we should perhaps explain who rob mccullum is, he s got a storied career in deep submersibles. he led the five deeps expedition so this was the american adventure of the first person ever to reach the deepest points and all the world s oceans. so he certainly knows what he s talking about. and his criticism of stockton rush here, the c