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

natural reserve natural area tropical rainforest undergrowth scientific research scientist researcher woman person outdoor front shot overview day botany pair march month la selva biological station botanist nature reserves nature reserve nature natural areas ecosystem ecosystems tropical rain forests ombrophile forest shade plants rain forest rainforest rain forests ombrophile forests scientific researches scientific studies scientific study scientists researchers women human beings persons human being human presence human presences human humans outdoors outsides outside front views front sights front sight front shots front view overviews global sight global sights full length days daytime botanies duet pairs duets 2 two estación biológica la selva phytologist environment protection environment management biodiversity management environment naturalness area tropical forest forest science individual shot ambiance discipline enumeration heredia province costa rica central america america