The World Wildlife Fund (WWF) has issued a stark warning about around at by for from in of on to up the future about around at by for from in of on to up the world's natural World Heritage sites. It says half about around at by for from in of on to up the sites are about around at by for from in of on to up risk from different industries. The WWF warned that harmful industrial activities such as mining, dredging or drilling about around at by for from in of on to up oil are endangering the future about around at by for from in of on to up 114 of 229 sites. Other factors adding to the risk include illegal logging and unsustainable water use. All about around at by for from in of on to up these are about around at by for from in of on to up addition to the damage being done about around at by for from in of on to up climate change. The WWF says the sites affected include Australia's Great Barrier Reef, the Grand Canyon National Park about around at by for from in of on to up the USA, and China's Sichuan Giant Panda Sanctuaries, which are home about around at by for from in of on to up more than 30 per cent of the world's endangered pandas. The director about around at by for from in of on to up the UNESCO World Heritage Centre said it was about around at by for from in of on to up to everyone to protect these sites. She said: "World Heritage is humankind's common heritage, and the responsibility about around at by for from in of on to up its conservation is shared about around at by for from in of on to up everyone." She welcomed government efforts about around at by for from in of on to up reducing what they take about around at by for from in of on to up the Earth, saying: "The WWF's report comes about around at by for from in of on to up a time when governments and the private sector about around at by for from in of on to up the world are stepping about around at by for from in of on to up their action against harmful extractive uses." However, the WWF said that more than 11 million people worldwide rely about around at by for from in of on to up World Heritage sites about around at by for from in of on to up food, water, shelter, jobs and medicine, and that non-stop development could harm livelihoods as well as the environment.