Answer:
Step-by-step explanation:
Some people believe that schools should organize more outdoor activities, so that students will be more active and more self-confident.
Low-lying islands may be submerged because of the rising sea levels.
Human activities cause pollution and climate change which are the effects of our planet.
Burning fossil fuels results in an increase in CO2 in the atmosphere.
Due to reducing livestock on farms, there may be lower greenhouse gas emissions.
The traffic will not improve unless we build more roads.
If we do not change the office hours, people will not be able to use the train instead of their cars.
Museums are great places for schools to visit, although sometimes they are expensive to build and maintain.
It is a good idea to have more effective campaigns to raise people’s awareness of the risks of obesity.