About TreeHugger

TreeHugger is the leading media outlet dedicated to driving sustainability mainstream. Partial to a modern aesthetic, we strive to be a one-stop shop for green news, solutions, and product information. We publish an up to the minute blog, weekly and daily newsletters, and regularly updated Twitter and Facebook pages. TreeHugger is part of Narrative Content Group.

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Our Core Team

Melissa Breyer

Melissa Breyer

Managing Editor / Brooklyn, New York

With a background in food, science, art and design, Melissa has edited and written for national and international publications including The New York Times Magazine. She is the co-author of Build Your Running Body (The Experiment, 2014) and True Food: Eight Simple Steps to a Healthier You (National Geographic, 2009), and a contributing writer for Extreme Weather Survival Guide (National Geographic, 2014) as well as a photo editor for Black and White Street (Solaris Studio, 2014). Melissa also loves to take pictures in New York City, where she lives in a converted 19th-century convent with her two daughters.

Lloyd Alter

Lloyd Alter

Writer / Toronto, Canada

Lloyd Alter is design editor of TreeHugger. He has been an architect, developer, inventor and prefab promoter.
He contributes to MNN.com, The Guardian, Azure and Corporate Knights magazines, and is Adjunct Professor teaching sustainable design at Ryerson University School of Interior Design. Lloyd is a Past President of the Architectural Conservancy of Ontario.


In the course of his work developing small residential units and prefabs, Lloyd became convinced that we just use too much of everything- too much space, too much land, too much food, too much fuel, too much money, and that the key to sustainability ...

Kimberley Mok

Kimberley Mok

Writer / Montreal, Canada

Kimberley covers green architecture, design, arts and culture for TreeHugger. Her work has also appeared on The Huffington Post, AlterNet, Planet Green, Parentables and Yahoo! Green.

Kimberley has a Bachelor of Architecture from Cornell University and is also a certified permaculture designer. Her big "a-ha" sustainability moment came some years ago when she lived and worked as an architect in Auroville, a South Indian intentional community striving for environmental, social and economic sustainability. It was an eye-opening experience into how a diverse, "human-scaled" experimental town could be conceived, executed and engaged with differently.

Kimberley has also worked ...

Katherine Martinko

Katherine Martinko

Writer / Ontario, Canada

Katherine writes for the Living section of TreeHugger. She blogs at Feisty Red Hair and is a former contributor to TLC Parentables. Her work has appeared in the Huffington Post, The Green Parent (UK), and Geez magazine. She graduated from the University of Toronto and now lives on the beautiful Lake Huron coast with her family.

Derek Markham

Derek Markham

Writer / New Mexico

Derek is a digital dad with an analog streak, as comfortable with a smartphone as he is with pencil and paper. He's got a soft spot for babies, bicycles and bouldering, and is the Head Shoveler at his mini-farm startup in New Mexico. You can also find him letting it all hang out on Twitter, Facebook, and NaturalPapa.

Sami Grover

Sami Grover

Writer / Carrboro, North Carolina

Sami Grover is a writer, and Creative Director at The Change Creation, a brand creation agency that works with entities who make the world better, fairer or truer. Clients include Larry’s Beans, Burt's Bees, Canaan Fair Trade and Jada Pinkett Smith/Overbrook Entertainment.

He writes on a broad range of topics including sustainable business, the collaborative economy and clean energy. He also has an unhealthy obsession with human waste and what we should do with it.

He once vowed never to fly again, then he fell in love with someone on the other side of the Atlantic. He once considered ...

Megan Treacy

Megan Treacy

Writer / Austin, TX

Megan writes for the Technology section of Treehugger. She has been covering clean technology topics since 2008, previously acting as Managing Editor of EcoGeek.org, and she also writes about positive parenting ideas at LightBulbParenting.com. She received her degree in print journalism from the University of South Carolina. She loves being amazed everyday by how technology and human innovation can protect our earth.

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