860-291421 - 27-year-old female researcher working on nitrogen exchange between bacteria and the roots of legumes showing an example of a nodule of bacteria attached to the roots in the rainforest of the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

860-291422 - Earth diluted with water in order to extract the PH from the soil as part of a study on nitrogen exchanges between bacteria and the roots of legumes in the tropical forest of the "La Selva" research station in Puerto Viejo from Sarapiqui, Costa Rica

860-291420 - Earth diluted with water in order to extract the PH from the soil as part of a study on nitrogen exchanges between bacteria and the roots of legumes in the tropical forest of the "La Selva" research station in Puerto Viejo from Sarapiqui, Costa Rica

860-291419 - 27-year-old researcher working in a lab on nitrogen exchange between bacteria and the roots of legumes in the rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

860-291418 - 27-year-old researcher and her team working on nitrogen exchange between bacteria and the roots of legumes in the rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

860-291417 - Research assistant working on nitrogen exchanges between bacteria and the roots of legumes in the tropical forest of the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

860-291415 - 27-year-old researcher working on nitrogen exchange between bacteria and the roots of legumes in the rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

860-291416 - 27-year-old researcher working on nitrogen exchange between bacteria and the roots of legumes in the rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

860-291414 - 29-year-old assistant researcher working on nitrogen exchange between bacteria and the roots of legumes in the rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

860-291413 - 27-year-old researcher working on nitrogen exchange between bacteria and the roots of legumes in the rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

860-291412 - Research assistant working on nitrogen exchanges between bacteria and the roots of legumes in the tropical forest of the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

860-291409 - 27-year-old researcher working on nitrogen exchange between bacteria and the roots of legumes in the rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

860-291410 - 27-year-old researcher working on nitrogen exchange between bacteria and the roots of legumes in the rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

860-291408 - 27-year-old researcher and her team working on nitrogen exchange between bacteria and the roots of legumes in the rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

860-291407 - Researchers walking through the rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

860-291406 - 27-year-old researcher in front of the Pracaxi legume (Pentaclethra macroloba) at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

832-400390 - Happy black woman entrepreneur standing in plant store selling fresh flowers to client. Young blond girl buy a fresh bouquet from florist. Smiling african woman botanist, selling flowers

1178-35990 - Caucasian woman posing in greenhouse

1178-35992 - Caucasian scientist using digital tablet in greenhouse

1178-36069 - Caucasian man sitting in woods drawing on sketchpad

1178-35991 - Caucasian woman watering garden in greenhouse

1178-35993 - Caucasian scientist using digital tablet in greenhouse

1178-35989 - Caucasian woman gardening in greenhouse

1178-35994 - Caucasian scientist using digital tablet in greenhouse

1350-572 - Young adult female holds up shrub plant to observe its red leaves inside greenhouse, College Park, Maryland.

746-88591 - Bosco Verticale, Vertical Forest is a pair of residential towers designed by Boeri Studio in the Porta Nuova district, Bosco Verticale won the International Highrise Award, Milan, Lombardy, Italy, Europe

746-88593 - Bosco Verticale, Vertical Forest is a pair of residential towers designed by Boeri Studio in the Porta Nuova district, Bosco Verticale won the International Highrise Award, Milan, Lombardy, Italy, Europe

746-88592 - Bosco Verticale, Vertical Forest is a pair of residential towers designed by Boeri Studio in the Porta Nuova district, Bosco Verticale won the International Highrise Award, Milan, Lombardy, Italy, Europe

746-88590 - Bosco Verticale, Vertical Forest is a pair of residential towers designed by Boeri Studio in the Porta Nuova district, Bosco Verticale won the International Highrise Award, Milan, Lombardy, Italy, Europe

817-330412 - USA, California, Northern California, Russian River Wine Country, Santa Rosa, Luther Burbank Home and Gardens, museum dedicated to famous American botanist

817-330413 - USA, California, Northern California, Russian River Wine Country, Santa Rosa, Luther Burbank Home and Gardens, museum dedicated to famous American botanist

817-330414 - USA, California, Northern California, Russian River Wine Country, Santa Rosa, Luther Burbank Home and Gardens, museum dedicated to famous American botanist

817-101755 - The Cactus Garden, Lanzarote, Canary Islands, Spain