How to access Photo Stream on iPhone and iPad. 1  Launch the Photos app on your iPhone or iPad. 2  Tap on the Albums tab in the bottom navigation. 3  Tap on My Photo Stream.ow to access Photo Stream on iPhone and iPad. 1  Launch the Photos app on your iPhone or iPad. 2  Tap on the Albums tab in the bottom navigation. 3  Tap on My Photo Stream.
Ecologists study these relationships among organisms and habitats of many different sizes, ranging from the study of microscopic bacteria growing in a fish tank, to the complex interactions between the thousands of plant, animal, and other communities found in a desert. Ecologists also study many kinds of environments.
Ecology is the scientific study of interactions among organisms and their environment. It is an interdisciplinary field that straddles biology, geography, and Earth science. Objects of study include interactions of organisms with each other and with abiotic components of their environment. Topics of interest include the biodiversity, distribution, biomass, and populations of organisms, as well as cooperation and competition within and between species. Ecosystems are dynamically interacting syste