The Earth has changed a lot in 750 million years! These paleogeographic maps from the PaleoAtlas illustrate the impact of Earth's moving plates over the years. You can see the ancient configuration of the ocean basins and continents, as well as important topographic and bathymetric features such as mountains, lowlands, shallow sea, continental shelves, and deep oceans all changing with time. Read more here: https://sos.noaa.gov/datasets/paleomap-paleoatlas-0-750-million-years-ago/ | NOAA Science

78K views · 1.5K reactions | How has Earth’s surface has changed over...

68K views · 966 reactions | Over its history, Earth has fluctuated between two climate states: Icehouses, when the planet has an ice cap on at least one of its poles, and Hothouses, when there is no ice at the poles. Stream "Polar Extremes" on the PBS app or online now: https://to.pbs.org/2uEytNT | NOVA l PBS | Facebook

46K views · 710 reactions | Science Bulletins: Human Population Through Time It took 200,000 years for our human population to reach 1 billion—and only 200 years to reach 7 billion. But growth has begun slowing, as women have fewer babies on average. When will our global population peak? And how can we minimize our impact on Earth’s resources, even as we approach 11 billion? | American Museum of Natural History | Facebook