Final answer:
Satellite photos may not accurately depict features like ice, rocks, and lakes due to glacial retreat, complicating exploration. Glaciers provide insights into past environmental conditions on Earth and indicate potential resources for future exploration on Mars and other celestial bodies.
Step-by-step explanation:
Satellite photos sometimes do not reflect the current position of ice, rocks, and lakes especially at the ends of glaciers because of glacial retreat. This means that exploring these places can be challenging since the landscapes are constantly changing. Glacial retreat can expose new terrains like rock outcrops, which can be seen, for instance, in Marie Byrd Land, Antarctica. However, the retreat of glaciers globally, as evidenced in areas such as Glacier National Park and on Mount Kilimanjaro, reshapes the physical environment significantly, affecting ecosystems and water sources.
On other planets like Mars, glacial evidence suggests the possibility of frozen water below the surface, which could be critical for future human exploration. Ancient lakes and glaciers depict Mars' history, indicating past climate conditions that could have supported liquid water. Similarly, observations of Europa and the Moon indicate potential ice or water deposits, pivotal for future space explorations. These findings emphasize the influence of water in various forms within and beyond Earth.