Invasive means to spread very quickly in an undesirable way tending to damage a healthy tissue/environment, while pervasive simply means the large scale occurrence of any practice, an unwelcome effect with a sort of omnipresent influence (like greed, bribery)..
Invasive means to spread very quickly in an undesirable way tending to damage a healthy tissue/environment, while pervasive simply means the large scale occurrence of any practice, an unwelcome effect with a sort of omnipresent influence (like greed, bribery)..
The two terms are not same. Invasive species is that which invades a new ecosystem, and because of its competitive ability, it out competes, the native species. Pervasive species, is that which occupies large tract of an area. Even a native species can be pervasive.