a. Reduce consumption of uneccesasry items. How many pairs of shoes do you really need. Do you need a plastic bottle or can you use a reusble bottle.
b. Alternative energy sources such as wind, wave, solar and possible nuclear energy instead of fossil fuesl
c. System change. Reliance on local work, greater public tranposrt, deurbanisation, more cycline etc
d. Innovation. Coming up with more environmentally friendly ways to do the same thing. So plastic alternatives