Large amounts of water hyacinth choke areas of the Pearl River near Guangzhou, Guangdong province, photo taken on July 17, 2011. Without control, water hyacinth can be an invasive plant, which can cover lakes…
For a peacefully coexisting, mutually respectful and co-prosperous world
Large amounts of water hyacinth choke areas of the Pearl River near Guangzhou, Guangdong province, photo taken on July 17, 2011. Without control, water hyacinth can be an invasive plant, which can cover lakes…