HERE IN CHAN JIA VILLAGE FARMERS ARE PAINTING THE TREE TRUNKS TO REPEL INSECTS. TREE PLANTATIONS ARE A GOVERNMENT PROJECT TO PREVENT DESERTIFICATION AND SANDSTORMS IN THE YELLOW RIVER REGION. THERE ARE FEARS THAT CLIMATE CHANGE COULD WORSEN EXISTING WATER SHORTAGES AND LEAD TO A GIANT DUST-BOWL WITH DEVASTATING IMPACTS ON WHEAT PRODUCTION.