When people mention endangered species the first things that come (1) mind are probably whales, pandas or tigers. Not (2) people would think of plants, but, in (3) , there are far more threatened species of plants (4) of the threatened mammals, fish, birds and insects combined.
One of the (5) threats to the survival of many plants is industrialisation. This causes pollution and acid rain, (6) destroy forests and harm many species of plant.
Another threat is man! Many products that man uses (7) from plants. For instance, many plants (8) collected from the Amazon and are used to make medicines. Other plants, (9) as mahogany trees, are valued (10) their timber and are very popular building materials. There are even plants that (11) become desirable collectors' items. Luckily, (12) and more people are becoming aware (13) the problem and change is on the way. (14) are now a number of organisations that are working to protect endangered plants as (15) as animal species and preserve all living things for the future.