women s development team, aged 13 19, escaped from kabul to pakistan last month. the british home office says it is finalising visas for the group. sending humans to mars have been a long held dream. while rovers are already glancing at the red planet, a manned mission is believed to be more than a decade away. this is the ramon crator in the israeli desert, a site where a team of six will simulate what it be like to live on mars. they will be conducting a series of experiments in the field, including geology, biology and medicine, while engineers will improve autonomous navigation and mapping on a world where gps is not available. the idea is that valuable lessons will be learnt to inform a future manned mission. new research suggests the loss of biodiversity risks tipping the world into ecological meltdown. the data suggests the united kingdom is one of the most nature depleted places in the world, ranking in the bottom 10% of all countries. we have been to a nature