When price of oil drops, not everyone will be rejoicing.
Let's take a look at the plastics recycling industry. Plastics are made from oil. When oil price slumps, it is cheaper for manufacturers to buy freshly made plastic. We will see less used plastic material being collected for recycling.
So, all the more reasons for us to consider using less plastic in our product or packaging. If you need some help, read this book, "Plastic-Free: How I Kicked the Plastic Habit and How You Can Too", by Beth Terry.