If you’re an eco-conscious homeowner or building contractor, you might be interested in these earth-friendly, sustainable building materials. They can help improve energy efficiency and reduce waste. Some of them have even been shown to last longer than conventional materials like wood, which means fewer repairs and replacements will be needed over time—and that translates into lower costs!

Straw

Straw is a renewable resource, and it’s biodegradable. Straw is also an excellent insulator and can be used as building materials or to increase the insulation levels of your home.

Straw has many benefits: it’s light and easy to transport, it comes in many different sizes, and you can use it for various purposes such as insulation or animal bedding.

Hemp

Hemp is a sustainable building material that can be used for many different purposes. It’s also an excellent insulator, making it an ideal choice for people who want to reduce their carbon footprint. Hemp is a renewable resource, meaning that it will grow back year after year without needing to be replanted or fertilized!

Hemp has been used as an insulator since ancient times, when it was discovered that hemp leaves could be soaked in water and applied directly onto walls as a form of insulation against heat loss during winter months. In fact, this method has been used by many cultures all over the world throughout history–it’s only recently that we’ve forgotten about this amazing eco-friendly technique!

Bamboo

Bamboo is a renewable resource, which means that it can be …