According to Finch, Pearson, Wunderle and Arendt (2009), invasions by non-indigenous species threaten nearly 50% of imperiled native species in the United States and the Nation’s second leading cause of species endangerment after habitat destructions and degradation (Finch et al., 2009, 44). The clarification by the author is an indication of how dangerous the invasive species from a general perception, they are dangerous to our planet earth. The author brings us closer to the situation being initiated by invasive species based on an evaluation that has been …show more content…
It is true as research by The Nature Conservancy of United States reveals that invasive species, i.e. both plants and animal species have contributed directly to the decline of 42% of the threatened and endangered species. The annual cost to the U.S economy regarding invasive by species is estimated to be $120 billion annually with over 100 million acres suffering from the invasive plant species (Hobbs, 2000, 44-45). The insinuation by the study implies that the invasive plant species are a contributor to the United States economic decline. The rationale is based on the fact finance spend on combating the species. Economically, the United States is being affected regarding development. Thus, the presence of invasive species is a negative aspect as it lowers the economic status of a counter. It is true as when a country invests in solutions, a lot is spent and time wastage is utilized as well. Essentially, animals and plant invasion species are hindrances to the development of a country