0
Laumeier Sculpture Park (2022)
0
Tree Wonder (2022)
0
Partner With Trees (2022)
0
Friends of Ardee Bog (2018 - ongoing)
0
Mushroom Music (2019)
0
New York City Tree Alphabet (2018-2019)
0
Tree School, Dublin, Ireland (2017)
0
Climate Strike, City streets (2017 - 2020)
0
Walk With Me, Offenbach, Germany (2016)
0
Walks, NYC (2014)
0
Laboratorio della Vigna: Ten Years Later, Venice (2013)
0
Factory Garden, Derry, Northern Ireland (2013)
0
Light and Landscape (Storm King Art Center, 2012)
0
On The Nature of Things, Dublin, (2011)
0
Nature, Brooklyn, New York (2011)
0
Tree Museum, Grand Concourse, Bronx, NY (2009)
0
Landscapes of Quarantine, North Brother Island, New York (2009-2010)
0
Gran Bazaar, Mexico City (2006)
0
Lament (2006)
0
Weed Walks: Venice Biennale (2003)
0
Under Åpen Himmel, Hamar, Norway (2002)
0
Weeding, city streets (1999 - ongoing)
0
Bog Grappa (1999)
0
Bog Awareness (1997-1999)