While there are legitimate concerns about solar panels, the evidence shows that solar has numerous benefits and is a wise financial investment in the long run in most cases. As for renters, investing in community solar can be cheap and easy if it’s available in your area.

Home developers are turning to centuries-old technologies — like grass-covered roofs — to help lower energy costs through natural means. But not everyone may want a garden growing on their rooftop.

A new study has found that “firebricks,” a technology dating back to the Bronze Age, could be used to expand clean energy infrastructure. The bricks offer a clean, efficient way to save energy generated from sources like solar and wind, which aren’t generated 24/7 and therefore need to be stored.