You can use landscape fabric to prevent weeds, but it still requires maintenance, the weeds will eventually grow on top of it, the best thing you can do is limit water use and have a weed prevention chemical used to keep them from sprouting if they ever do try to grow.
By taking appropriate precautions
installing carpets
Emissions from factories can be reduced by installing 'green' devices to reduce the amount of soot, carbon dioxide and other greenhouse gases. The Government can also promote the use of public transport instead of private transport so as to reduce exhaust given out by cars. Saving electricity can also reduce the amount of fossil fuels burnt, which releases carbon dioxide too.
Large side mirrors
we can reduce it by growing crops after citing crops
A force machine does not reduce the amount of work that has to be done
You can reduce the amount of papers used, decrease the amount of bags and use your own cloth bags, and you can reduce the amount of paper plates and cups and use your own.
You can reduce any amount by 25% by multiplying n-amount by 0.25 and lastly subtract the product from your original starting amount.
We can reduce the use of limestine by
If, for example, the reactive power of a load is due to its inductance, then installing a capacitor in parallel with the load will reduce the overall reactive power.
adjusting your rear view and side mirrors properly Edit: Or Installing large side mirrors
Installing materials like "dynamat" sound denting insulation.