...presumably become earlier as the climate warms, and long-term trends can be detected by looking at sequences of satellite images over time. Maybe you are waiting for the snow to melt, the fish to run, or the first song of the sparrow this...

...hazard-marking buoys in those days, and no radios, radar or depth-sounders. There were no weather reports, let alone satellite images of weather. There was no Coast Guard. If you were near land in a storm, your vessel might be blown toward shore...

...service. Another screen is stacked on top of the middle screen, displaying a digital map, which can be viewed as a satellite image or as a graphic representation. Using radio designator numbers, the map displays where units are in real time...

...Space Center in Texas. In the two-way conversations students studied and then identified many different types of satellite images of the Earth and learned how geographers use these images to detect changes in our planet from natural disasters...

...blue tongue along the Equator, as represented on satellite images. The cool blue tongue expanded westward toward Australia...The present La Nia is still quite visible in the satellite image of the sea surface temperatures in the Pacific basin...

...River, however, appeared unchanged. Schneider said AVO would continue to monitor seismicity, gas emissions, satellite images and radar. "What we expect to see before an eruption is an increase in seismic energy being released," Schneider...