Sustainable slopes logo

Launched in 2000, Sustainable Slopes provides a sustainability framework for ski areas

The Ski Area Pledge and the Skier Sustainability Code

Over 200 U.S. ski areas have signed on to the Sustainable Slopes program, and have committed to incorporating sustainable practices into their operations.

Endorse Sustainable Slopes
(updated list coming soon)

Ski area member resources

Tools to help you achieve a sustainable operation


Sustainable Slopes Annual Report

Current year: 2019 Annual Report

2018 2012 2006
2017 2011 2005
2016 2010 2004
2015 2009 2003
2014 2008 2002
2013 2007 2001

Sustainable Slopes Grant Program

Launched in 2009, the grant program provides cash and in-kind funding to support sustainability projects at NSAA member ski areas. To date, $561,000 in cash and in-kind funding has been awarded to ski areas seeking to reduce their footprint and increase their environmental stewardship.

Thanks to our sponsor HKD Snowmakers for providing equipment to ski areas to make their snowmaking programs more efficient and sustainable.

Congratulations to our 2020 Grant Recipients!

  • Schweitzer Mountain Resort (ID) - implementation of plastic/waste reduction plan
  • Cochrans Ski Area (VT) - HKD snowmaking grant*
  • China Peak Mountain Resort (CA) - HKD snowmaking grant*

* HKD Snowmakers has generously provided both ski areas with in-kind donations of low-energy snowmaking equipment, valued at $25,000 each.

Congratulations to our 2019 Grant Recipients!

Crystal Mountain (WA) - EV chargers installation & capacity expansion
Mt. Hood Meadows (OR) - diesel engine pre-heaters to reduce idling
Sugarbush Resort (VT) - EV supply equipment
Whaleback Mountain (NH) - HKD snowmaking grant

Past Sustainable Slopes Grant Winners


Additional Resources for Ski Areas:

Supply Chain Greening – Policies and Practices

Facts on Snowmaking
Profiting from Sustainability Presentation (Brendle Group and RRC) (2014)
New NSAA Study: Profiting from Sustainability (2014)
Small Resorts Guide to Energy
"Taking Sustainable Slopes to the Next Level" Guide (2008)
Greening Your Ski Area: A Pollution Prevention Handbook