4 Write one word in each gap to complete the text. One day to heal the world If we didn't understand any of the serious environmental problems facing us today, we (1) not be able to do anything about them. Did you know that the United Nations organises a day to help make people more aware of these issues. It takes place on 5th June every year, and it's called World Environment Day (WED Last year, people from across the world got involved. In Korea, there were events organised to promote sustainable development and to encourage people to reduce their (2) footprint. In Bosnia and Herzegovina, people called (3) more protection for areas that had been exposed (4) pollution in the past as well as places currently threatened (5) destruction, and in South Africa they organised a campaign to encourage people to throw (6) less food. For people who wish they (7) do more to help the environment, WED is a great way to get involved. Have a look at their website and see what you could do. After all, it's high (8) we all did something before it's too late.