Guardian: My name is Esha, I am a secondary school student from the Heathland School in Hounslow and a member of the UK Youth Climate Coalition (UKYCC). Geography has always fascinated me. Volcanoes, globalisation, development, you name it. It's the one subject that has left me with the desire to find out more. In fact, it inspired me enough to appreciate that not only is the Earth a beautiful place, but that it is one in desperate need of our help. More importantly, it inspired me to get out there and do...