Why plants love UV

of skin cancer are up over 100% among young people and this is down to exposure to ultraviolet or UV rays present in sunlight, which damages DNA in the skin. But despite being natural sunbathers, plants don't suffer the same fate; in fact, UV light boosts plant growth, a discovery which could have major commercial advantages, as Dr Jason Wargent, from Massey University Institute of Agriculture and Environment, explains to Simon Morton and Chris Smith...