Thousands of people on social media have tried to guess the size and sex of the grizzly bear in the photos.

Groundwater depletion has had a profound impact on Earth, causing a measurable shift in its axis of rotation, according to recent research. From 1993 to 2010, humans displaced more than 2 trillion tons of water by removing them from underground reservoirs, which has caused the geographic North Pole to shift approximately 4 centimeters per year. [...]