Source: Invasive Plant Science and Management

The United States is being invaded and the "aliens" coming into our country are exotic plant species — weeds, that is. While this may not sound like much of a threat to our way of life, it actually is. Infestations of exotic plants negatively impact human health, the economy, native species, and processes of the ecosystem.

An article in the October-December issue of the journal Invasive Plant Science and Management suggests a way to forecast future weed invasions and curb their far-reaching effects.

With globalization comes increased introduction of non-native plants into the United States. Quick action is required to control or eradicate a threatening species before it spreads and becomes established. After that, the cost of removing an exotic species of plant grows exponentially, just like the infestation itself. 

Read the full report