Senior man throwing empty paper cup in a public trash can
Young female college student writing notes on library floor
Young female and male college students reading file in common room
Young woman preparing smoothie
Teenage female student writing at desk in college classroom
Young Asian Doctor in Lab Coat Posing for Studio Portrait Chin Resting on Hand Looking at Camera
Portrait of male lecturer in higher education college classroom
Young female college student writing notes on library floor
Eco warrior cleansing: man in a yellow vest elevates
Girl writing with chalk on blackboard
Young male and female college students reading smartphone text on campus
Group of teacher and school children on ecotourist trip and used binoculars learning show beach take
Girl pretending to be vet giving toy tiger syringe injection during operation
Couple close together near electric car
Hand turning off light from behind door
Teenage boy emptying garden waste into recycling bin
Young college student couple leaning against campus handrail chatting
Young woman at kitchen table offering nuts to friend
Young woman at kitchen table slicing tomatoes
Environmental warrior collects trash
Runner at a wind farm.
Girl pretending to be vet examining toy tiger using stethoscope
Teenage boy carrying reusable shopping bag full of fruit and veg, with bottles for recycling in yard
Schoolboy and girls listening to headphones in class at primary school
Mother and daughter in a field
Two reusable shopping bags full of bottles for recycling in yard
Young female and male college students reading file in common room
College mechanic students discussing racing car engine in repair garage
Girl pretending to be vet examining toy tiger using stethoscope
Couple hugging tree in park
