Species Invasion Essay

Species invasion comes with great hazards to the environment. The species invasion means the shifting of fauna and flora to a new environment, bringing bad influence to the original ecosystem. In the nature, species invasion is usually caused by three factors: the biological media, human activity and the power of nature.

Species invasion comes with great hazards to the environment. The species invasion means the shifting of fauna and flora to a new environment, bringing bad influence to the original ecosystem. In the nature, species invasion is usually caused by three factors: the biological media, human activity and the power of nature. Sometimes, species can also be transported to a new ecosystem by human activity, causing the species invasion.

Wind, as the major caused of nature shifting flora and fauna. Not just typhoon and hurricane, normal monsoon and even small wind could carry small creature shifting for long distant. Water, another major cause, which could carry large number of animals and fish through river and sea. Also, climate change could also brought up some unexpected animal shift. Such as fish rain, frog rain, even bugs rain.

Indeed, the change of natural environment, the migration of animals and plants, and the media made by human beings are the three main causes of the shifting of environment. Plants, insects, and animals are the living media. Water, wind, and climate change are the non-living media. Pets, food, and malice are the human-made media. Either of these causes may lead to the disaster of nature. So be careful of what we are doing to the environment and take care of our

Take forest as an example, in Guangdong China, one type of bush was shifting in the land. After few month, this types bush was reproduced extremely fast, which cost several local plats’ extinction. For the water resources, water hyacinth was being introduced in China to use to make water clean. However, because the water hyacinth grow so fast, which directly cause local water plats and fish’s death. Moreover, for the agriculture, the shifting flora will caused nutrition in the ground disappear and made cops weaker than it usually