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Happy volunteer grandmother smiling at camera on a sunny day
A biracial senior couple embraces and smiles to the camera while volunteering on a beautiful day during an outdoor event.
A small group of community members of various ages, gather together to volunteer their time.  Two adults check in and receive volunteer t-shirts.
Team of young and diversity volunteer workers group enjoy charitable social work outdoor in beach cleaning project wearing blue t-shirt while joining hand in assemble unity
A group of three volunteers helping to build a house for a family in need.  One woman stands in the middle between two men.   Their backs are to the camera, showing the word VOLUNTEER written on the back of their blue shirts.
Group of volunteers for charity preparing for work in the forest park area. Environmental protection project. People and ecology concept.
Group of young Asian volunteer make stacked hands after finish cleaning
Arizona, USA - November 25, 2019: Kaibab National Forest information sign on the road in Arizona USA
Pine forest, Sunset Crater Volcano National Monument, Arizona
Group of activists taking a break from collecting garbage and reviewing their strategy at a public park/resting area
US Forest Service, Department of Agriculture
Black Hills NF - Willow Creek Trail -  Hiker Approaching Hilltop
Two volunteers give each a hug before the big event - a race in the desert. The shot is over the shoulder of a senior ethnic woman and is focused on a smiling Caucasian millennial-age woman.
side view of volunteer team holding each other's crossed hands for unity and teamwork in a nature environment, group of diverse people had handshake together in line engage in work for society
Sundance, Wyoming - USA: This National Monument is  located near Sundance Wyoming, the Pak a popular tourist destinations in the Midwest, here you see tourist enjoying this park as workers are creating more space for them to enjoy Devils Park and on this June day it was loaded with visitors.
Group of volunteer protest against earth pollution and global warming. Back of head leader standing and raising fists up to cheer up and motivate team to do charity work and save our planet.
Volunteer Group Clearing Litter In Park Wearing Volunteers Printed T Shirts Smiling
Portrait of team of recyclers on public park
US Forest Service, Department of Agriculture in Colorado
Also known as Barrancas del Cobre is the system made up of seven ravines located in the Sierra Tarahumara in the southwest of the Mexican state of Chihuahua in Mexico. The canyon system is four times larger in extent and nearly twice as deep as the Grand Canyon of the Colorado in Arizona.
Young adult Caucasian woman is shaking hands with volunteer. She is signing up for marathon or 5k charity race in sunny park. Athletes are wearing exercise clothing, running shoes, and competitor numbers. Volunteers at registration table are distributing bottles of water.
Grand Canyon NP, AZ, USA - Oct 11, 2020: A welcoming signboard at the entry point of the preserve forest
Group of volunteers including people with down syndrome taking a break in a rest area after a forest cleanup
Smokey the Bear forest fire prevention sign, Kaibab National Forest, Arizona
A biracial group of men and women wearing blue volunteer shirts gather in a circle to chat while working at an outdoor athletic event. A woman with a clipboard stands in front.
Back view of young men and women listening explaining about loving the environment and reducing global warming at the Volunteer Camp
Recyclers embraced on public park
Two volunteers give each a hug before the big event - a race in the desert. The shot is over the shoulder of a young Caucasian woman and is focused on a a senior ethnic woman, who is smiling at the camera.
Custer State Park - Sylvan Lake Hike - Hikers Pause on Granite Hillside
Free Images: "bestof:Volunteers and Prescott NF employees at the Volunteer Recognition Event, U.S. Forest Service Photo by Betsy Hilgendorf, Thumb Butte Picnic Area, Prescott"
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