Top 7 Houseplants For Clean AirAir purifiers and HEPA filters combat indoor air pollution, but for a greener option, use houseplants.
Earth Day 2015: How Much Do Trees Cost?Ready to plant a tree? Here's a breakdown of some of the most popular types and their costs.
Earth Day 2015: How To Plant A TreeSo it's Earth Day and everyone is saying you should plant a tree, but exactly what goes into planting one? It takes more preparation and skill than you might think.