What is the observed change in the frequency of light or sound as the wave or observer moves?

Where would you most likely not find an alpine glacier? the himalayas the rockies the andes flat areas of antarctica

What are some possible short and long term medical concerns for crew members on longer space exploration trips

The graph shows the amount of global warming happening in different ecosystems. which populations of organisms will likely decline the most as a result of climate change, and why? a.coral reefs because of the loss of the symbiotic algae living within their bodies b.penguin populations because the fish they eat will move into warmer waters c.mountain-dwelling birds because rising sea levels will relocate their food sources d.large cats in the rainforest because of decreased habitat loss for their prey