Vocabulary
species, water dam, drought, wildfires, reproduction, physical characteristics, survival organisms, environment, migrate, vital, food, water, shelter, benefit, harm, stagnate, , ecosystem, living, nonliving, adapted, survive, marine ecosystem, artificial reef, biodiversity, overfishing, imbalance, primary ecological succession, pioneer stage, colonized, intermediate stage, climax stage, secondary ecological succession, carbon cycle, CO2, nitrogen cycle, precipitation, fertilizers, nitrates, ammonia, NH3, animal excreta, migration, deforestation, fossil fuels, drought, climate change, denitrifying bacteria, nitrate, biosphere, compounds, environment, ecosystem, endangered, species, population, overfishing, ecosystem, animal habitats, plant habitats, adaptation, habitat destruction, pollution, overfishing, species invasion, conservation, resource availability, ecosystem, litter, toxins, hazard, habitat, drought, resources, , ecosystem, living, nonliving, adapted, survive, marine ecosystem, artificial reef, biodiversity, overfishing, imbalance, primary ecological succession, pioneer stage, colonized, intermediate stage, climax stage, secondary ecological succession, carbon cycle, CO2, nitrogen cycle, precipitation, fertilizers, nitrates, ammonia, NH3, animal excreta, migration, deforestation, fossil fuels, drought, climate change, denitrifying bacteria, nitrate, biosphere, compounds, environment, ecosystem, endangered, species, population, overfishing, ecosystem, animal habitats, plant habitats, adaptation, habitat destruction, pollution, overfishing, species invasion, conservation, resource availability, ecosystem, litter, toxins, hazard, habitat, drought, resources, ecosystem, living, nonliving, adapted, survive, marine ecosystem, artificial reef, biodiversity, overfishing, imbalance, primary ecological succession, pioneer stage, colonized, intermediate stage, climax stage, secondary ecological succession, carbon cycle, CO2, nitrogen cycle, precipitation, fertilizers, nitrates, ammonia, NH3, animal excreta, migration, deforestation, fossil fuels, drought, climate change, denitrifying bacteria, nitrate, biosphere, compounds, environment, ecosystem, endangered, species, population, overfishing, ecosystem, animal habitats, plant habitats, adaptation, habitat destruction, pollution, overfishing, species invasion, conservation, resource availability, ecosystem, litter, toxins, hazard, habitat, drought, resources, environment, ecosystem, endangered, species, population, overfishing, ecosystem, animal habitats, plant habitats, adaptation, habitat destruction, pollution, overfishing, species invasion, conservation, resource availability, ecosystem, litter, toxins, hazard, habitat, drought, resources, ecosystem, animal habitats, plant habitats, adaptation, habitat destruction, pollution, overfishing, species invasion, conservation, resource availability, ecosystem, litter, toxins, hazard, habitat, drought, resources, ecosystem, litter, toxins, hazard, habitat, drought, resources