• Concerns about alien creatures

    Concerns about alien creatures
    Many surveys of the Association of Natural and Environmental Protection of Vietnam from 2012 to present on foreign organisms in Hanoi show that alien creatures spread in many areas
  • Use water hyacinth to make organic fertilizer

    Use water hyacinth to make organic fertilizer
    The project was implemented before the situation in Thua Thien - Hue, the water hyacinth grows strongly on lakes, rivers and streams, obstructing the flow, affecting the lives and