Individuals are more and more conscious of the hurt plastic waste causes to wildlife, and lots of would keep away from shopping for single-use plastics if they might assist it. However are the alternate options to plastic a lot better?

Let’s take a look at one instance – fizzy drinks. You may assume that plastic bottles are the least inexperienced choice, however is that at all times the case?

To search out out, we in contrast 5 various kinds of pressurized drinks containers. We examined their environmental impression in response to a variety of standards, together with how every contributes to local weather change and the air pollution every produces throughout manufacture, use and disposal.

Right here they’re, ranked from worst to finest.

Fifth place: glass bottles

It would come as a shock, however glass bottles truly ranked final in our evaluation. You may instinctively attain for a glass bottle to keep away from shopping for a plastic various, however glass takes extra sources and vitality to provide. Glassmaking entails mining uncooked supplies equivalent to silica sand and dolomite, and that may launch air pollution which, when inhaled, may cause the lung situation silicosis.

Excessive temperatures are additionally wanted to soften these supplies, a course of overwhelmingly powered by fossil fuels. Throughout manufacturing, the glass itself releases carbon dioxide.

Our evaluation discovered that tumbler bottle manufacturing used probably the most pure sources, because of the sheer quantity of fabric used. A one-liter glass bottle can weigh as much as 800g, whereas an identical plastic bottle weighs round 40g. That further weight means autos transporting glass bottles devour extra fossil fuels to ship the identical quantity of liquid. For these causes, we discovered that tumbler bottles have a few 95% larger contribution to world warming than aluminum cans.

A crate full of brown bottles with silver caps.