Releasing balloons in this high-altitude area is no easy feat, considering the oxygen content in the air is less than 60 ...

A recent study reveals that slow ocean expansion 15-6 million years ago caused sea levels to change and drop by up to 30 ...

Giant icebergs once scraped the seafloor near Britain, offering clues about ancient ice shelves and future sea-level rise.

The U.S. Army Corps of Engineers recorded rising water levels in April. The prediction is that levels will continue to rise ...

After the winter decline, the water levels are back on the rise for Lake Erie in April and throughout spring and summer.

In other words, the surface analysis chart depicts how pressure changes while holding the height constant. This is formally ...