From EO Newsroom:
For the most populous country in the world, maximizing agricultural production is a high priority. With nearly 1.3 billion people (United Nation estimates for 2001) to feed, China faces numerous challenges to food security, including rapid conversion of agricultural lands to development and severe water shortages. This pair of images from the Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA’s Aqua satellite reveals another threat to agricultural productivity: regional haze.
Thanks to Dr. John Thomson for providing this link from Tsinghua University, Beijing.