Desertification is a dangerous phenomenon which is threatening many countries in the world, so the plan to plant trees in the desert area seems to be an effective method to prevent
In the context of the world still has about 1 billion poor people, finding a way to improve crop productivity is always urgent, especially for sub-Saharan Africa, which is facing
Recent scientific studies show that if there are no timely interventions, humans may lose one-third of food land in the near future.
China's environmental pollution is alarming, especially water and air quality issues, which directly affect people's lives.