in the cambodian jungle. well, make sure to stick with us, because coming up next, we have more great memories of our favourite eco trips, including how to stop your animal selfies putting wildlife in danger. and when i reach the end point of one of the planet s most stunning animal migrations. up next, the banks of the dead sea. this vast salty lake is one of the middle east s top tourist attractions, but it s one that s slowly disappearing, leaving behind a scarred landscape, which we sentjo whalley to explore. this is the lowest point on earth and people come here from all over the world to experience the surreal sensation of floating about in the hyper salty waters. but in recent years, the dead sea has been shrinking back
this redwood stands at over 70 metres tall. climbing redwoods is forbidden in most places, but in this reserve, we have special permission, and what a privilege it is. okay, a0 metres. i can t get over how beautiful this tree is. we have button for the canopy, so there are burn marks on this tree at a0 metres, which boggles my mind. it s incredible up here. anthony told me that wildfires are another threat these trees are increasingly facing in the modern world. bird s nest. i don t think there s anybody home, though. with anthony already at the top collecting samples, i make my final push upwards.
and elaborate vacations have been put on hold at least for right now. so what better opportunity to dip our toe back into the archives? listen, it s no secret that our collective globe trotting has had an impact on our world for several years now something we always think about here on the travel show so the plan today is to look at some of our favourite episodes that have tried to shine a light on the issue. first up, a personal highlight of mine on the california coast, when i went to the stretch known as big sur to understand more about the effects of climate change from the top of the world s tallest trees. for over a millennium, redwood trees have become an icon of this state. so these are coast redwoods. they are the tallest tree species in the world, reaching currently about 380 feet tall is the tallest one. they‘ re really important ecologically. they support the habitat and provide habitat for a lot of plants and animals. so as the climate changes, temperatures are i
for the rescued animals. and that s far more rewarding than taking a selfie to share with your friends. carmen laughs. and finally, when i met a couple who have dedicated their lives to raising awareness of one of the world s most spectacular migrations. you wouldn t know it to look at, but these hills are just a couple hours‘ drive from mexico city, one of the world s biggest urban conurbations. this is the transatlantic volcanic belt, but it‘s not the volcanoes we‘ve come to see. every winter, millions of butterflies fly for around two months from canada and the us to a few patches of high altitude forests here in mexico. in recent years, the populations have dwindled, thanks to the destruction of habitats
including how to stop your animal selfies putting wildlife in danger. and when i reach the end point of one of the planet s most stunning animal migrations. up next, the banks of the dead sea. this vast salty lake is one of the middle east s top tourist attractions, but it s one that s slowly disappearing, leaving behind a scarred landscape, which we sentjoe worley to explore. this is the lowest point on earth and people come here from all over the world to experience the surreal sensation of floating about in the hyper salty waters. but in recent years, the dead sea has been shrinking back at a rate of more than a metre a year. the phenomenon‘s been caused by a sharp decrease in the amount of water flowing into it.