Podcasts offer a great way to stay current on issues and learn new things. Whether you’re driving, working out or just relaxing, you can try various types of podcasts to see what matches your interests.

If you care about a greener future, then check out these 14 green podcasts recommended by GreenBiz.com.

China has stopped importing much of the waste it accepted from around the world, so now countries are scrambling to find alternatives. In many cases, recycling programs are being scrapped.

Throughout the world, the problem of food waste keeps growing, compounding the larger problem of waste and garbage.

There are a number of ways to tackle this problem. One involves wasting less food.

Another involves better management of food waste through composting, and the incredible success of this approach in South Korea can be a model for the entire world. South Korea has managed to increase food waste recycling levels from 2 percent to a staggering 95 percent according to the linked article.

South Korea has embraced composting and linked it to urban farming, with training programs that teach people how to compost food waste.

More importantly, sending food waste to landfills is now banned, and South Koreans are required to discard food waste in yellow biodegradable bags. The cost is typically around $6 per month, which is very reasonable but also puts on cost on throwing out food. This provides an incentive to be more careful about wasting food and also encourages composting.

This is one of those ideas that should be embraced around the world. Perhaps California can start?

You probably know what sparkplugs are. If not: “spark plugs are devices for delivering electric current from an ignition system to the cylinders of a spark-ignition engine.” If you have a gasoline-powered car, lawnmower, chainsaw or anything else with an internal combustion engine, it will have one or more sparkplugs. They are usually easy to spot because they are white porcelain rods attached to a long, black ignition wires. Nothing else on an engine matches that description.

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You probably know that the radiator in your car cools your car’s engine. It does this by allowing outside air to flow through the radiator core thus cooling the fluid circulating inside. The problem is that cars aren’t always moving so years ago engineers designed special fans to physically pull outside air through the radiator. This is an especially important process when a car is running yet standing still -picture getting stuck in a traffic jam.

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