we will discuss more about jikoe's legacy as well. will discuss the _ jikoe's legacy as well.t�*s it for me, steve lie. will be coming back to you, steve, in the next few hours as well. the impact of climate change is causing polar bears to be at risk of starvation during arctic sea ice—free periods. a new study, based on data from 20 polar bears, shows they are being forced to find food on land and are struggling to cope with longer ice—free seasons. researchers used collar—mounted cameras and gps to track the movements and actions of the bears. on average they lost one kilogramme per day because they had to eat bird�*s eggs, berries and grass instead of their usual diet of ringed seals. one of britain�*s best—loved broadcasters, the bbc dj steve wright, has died at the age of 69. delighted listeners of radio 2 — and before that, radio1— for more than 40 years. his final programme — a special valentine�*s day edition of his love songs programme — was broadcast on sunday. to hear about the impact steve made on notjust the radio industry but also his colleagues and those closes