One place where the water hyacinth is a big problem is Lake Victoria, East
Africa. It (originally /traveled to Africa about a hundred years ago and spread there
著通に今ももと
through the rivers. It finally arrived in Lake Victoria around the late 1980s/where it
フいに
caused a number of problems, including,stopping a thydroelectric dam from working.
水カ発電す
Today, it covers large areas of the giant lake, and it looks' alimóst like a huge floating
浮い2いる
green carpet.