Every month on Earth Matters, we offer a puzzling satellite image. The December 2024 puzzler is shown above. Your challenge is to use the comments section to tell us where it is, what we are looking ...

Every month on Earth Matters, we offer a puzzling satellite image. The December 2024 puzzler is shown above. Your challenge is to use the comments section to tell us where it is, what we are looking ...

Every month on Earth Matters, we offer a puzzling satellite image. The December 2024 puzzler is shown above. Your challenge is to use the comments section to tell us where it is, what we are looking ...

NASA satellites and sensors constantly take the pulse of our planet, measuring how Earth changes by the day, season, year, and decade. Researchers and resource managers analyze those measurements and ...

Every month on Earth Matters, we offer a puzzling satellite image. The November 2024 puzzler is shown above. Your challenge is to use the comments section to tell us where it is, what we are looking ...

Examine the set of graphs below for a given city. Read carefully the temperature and precipitation scales on the graphs. Review the biome information. Two biome choices are given for each set of ...

The most valuable fossils found in sediment cores are from tiny animals with a calcium carbonate shell, called foraminifera. One species of foraminifera lives in the icy waters of the Arctic above ...

Throughout its long history, Earth has warmed and cooled time and again. Climate has changed when the planet received more or less sunlight due to subtle shifts in its orbit, as the atmosphere or ...

× This page contains archived content and is no longer being updated. At the time of publication, it represented the best available science. Before widespread human settlement began to encroach on the ...

Review the biomes. Now examine the set of temperature and precipitation graphs given below for each city. Be careful reading the scales on the graphs. Using the pull-down menus, select the correct ...

To plant or not to plant? That is the question! Bill Botanist has just received a collection of plant specimens in the mail. It is urgent that the specimens be planted as soon as possible because the ...