Reduce: This means you reduce the amount of materials you use. For example, if you use both sides of a paper, you are reducing the number of pages you need.
Reuse: This means you use the material over again for the same purpose. For example, we use dishes everyday and wash them instead of throwing away plastic ones.
Recuperate: This means you use the same material for something else. For example, a coffee cup with no handle might be reused as a container for crayons or pencils.
Recycle: This means to use the materials over again to make a new product. For example, old newspapers are recycled when they are made into new paper or other products…
How to Calculate Your Ecological Footprint: check here
Now, look at the items in this list – you may add some similar items of your own- and decide if they can be recycled, reused, recuperated or reduced and explain how. Some items may appear in more than one category.