Explore key issues and ideas in urban design and planning, including bike infrastructure, Vision Zero, walkability, density, and more.

Jeff Kart is a writer, editor, journalist, and blogger who covered a variety of environmental issues for Treehugger. He is currently the executive editor for the International Joint Commission and ...

Explore key animal rights issues and find out what activists are doing to make a difference.

Take control of your health and the planet's with expert tips on seasonal eating, shopping, proper storage, cooking, and reducing food waste.

Learn how the climate crisis impacts our health, our weather, our food supply, and our coastal cities – and what we can do to help reverse it.

Learn how to clean up your beauty routine with safe, non-toxic makeup and skincare products that really work.

Lloyd Alter has been an architect, real estate developer, and prefab entrepreneur. He now teaches Sustainable Design at Ryerson School of Interior Design. Alter has been writing for Treehugger ...

12 Ways to Use Vinegar and Baking Soda to Clean Every Room in Your Home 12 Ways to Get Clean Air in Your Home ...

From van and bus conversions to trailers and tiny homes, discover the best in small living and find out how to downsize your own living space.

Fossil fuels are the product of millions of years of earth's natural processes. Learn how they are extracted, their effect on the planet, and how we can lessen our dependence on them.

Understand the trends and issues that affect how food gets to your plate.

Find what you need to know about backyard chickens, beehives, rooftop gardens, and everything else for producing food at home.