{
    "id": 49,
    "url": "https://svs.gsfc.nasa.gov/49/",
    "page_type": "Visualization",
    "title": "River Erosion Prototype",
    "description": "A series of animations of river erosion through soil layers of differing properties || a000049.00005_web.png (720x480) [597.1 KB] || a000049_pre.jpg (320x238) [12.1 KB] || a000049_thm.png (80x40) [6.4 KB] || a000049_pre_searchweb.jpg (320x180) [75.7 KB] || a000049.webmhd.webm (960x540) [6.8 MB] || a000049.dv (720x480) [243.4 MB] || a000049.mp4 (640x480) [13.1 MB] || a000049.mpg (352x240) [31.2 MB] || ",
    "release_date": "1994-10-07T12:00:00-04:00",
    "update_date": "2023-05-03T14:00:16.839959-04:00",
    "main_image": {
        "id": 550685,
        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a000000/a000049/a000049_pre.jpg",
        "filename": "a000049_pre.jpg",
        "media_type": "Image",
        "alt_text": "A series of animations of river erosion through soil layers of differing properties",
        "width": 320,
        "height": 238,
        "pixels": 76160
    },
    "main_video": {
        "id": 550691,
        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a000000/a000049/a000049.webmhd.webm",
        "filename": "a000049.webmhd.webm",
        "media_type": "Movie",
        "alt_text": "A series of animations of river erosion through soil layers of differing properties",
        "width": 960,
        "height": 540,
        "pixels": 518400
    },
    "main_credits": {
        "Visualizations by": [
            {
                "name": "Jim Strong",
                "employer": "NASA/GSFC"
            }
        ]
    },
    "progress": "Complete",
    "media_groups": [
        {
            "id": 370016,
            "url": "https://svs.gsfc.nasa.gov/49/#media_group_370016",
            "widget": "Video player",
            "title": "",
            "caption": "",
            "description": "A series of animations of river erosion through soil layers of differing properties",
            "items": [
                {
                    "id": 395911,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 550689,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a000000/a000049/a000049.00005_web.png",
                        "filename": "a000049.00005_web.png",
                        "media_type": "Image",
                        "alt_text": "A series of animations of river erosion through soil layers of differing properties",
                        "width": 720,
                        "height": 480,
                        "pixels": 345600
                    }
                },
                {
                    "id": 395906,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 550685,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a000000/a000049/a000049_pre.jpg",
                        "filename": "a000049_pre.jpg",
                        "media_type": "Image",
                        "alt_text": "A series of animations of river erosion through soil layers of differing properties",
                        "width": 320,
                        "height": 238,
                        "pixels": 76160
                    }
                },
                {
                    "id": 395907,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 550686,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a000000/a000049/a000049_thm.png",
                        "filename": "a000049_thm.png",
                        "media_type": "Image",
                        "alt_text": "A series of animations of river erosion through soil layers of differing properties",
                        "width": 80,
                        "height": 40,
                        "pixels": 3200
                    }
                },
                {
                    "id": 395912,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 550690,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a000000/a000049/a000049_pre_searchweb.jpg",
                        "filename": "a000049_pre_searchweb.jpg",
                        "media_type": "Image",
                        "alt_text": "A series of animations of river erosion through soil layers of differing properties",
                        "width": 320,
                        "height": 180,
                        "pixels": 57600
                    }
                },
                {
                    "id": 395910,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 550691,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a000000/a000049/a000049.webmhd.webm",
                        "filename": "a000049.webmhd.webm",
                        "media_type": "Movie",
                        "alt_text": "A series of animations of river erosion through soil layers of differing properties",
                        "width": 960,
                        "height": 540,
                        "pixels": 518400
                    }
                },
                {
                    "id": 395908,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 550687,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a000000/a000049/a000049.dv",
                        "filename": "a000049.dv",
                        "media_type": "Movie",
                        "alt_text": "A series of animations of river erosion through soil layers of differing properties",
                        "width": 720,
                        "height": 480,
                        "pixels": 345600
                    }
                },
                {
                    "id": 395909,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 550688,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a000000/a000049/a000049.mp4",
                        "filename": "a000049.mp4",
                        "media_type": "Movie",
                        "alt_text": "A series of animations of river erosion through soil layers of differing properties",
                        "width": 640,
                        "height": 480,
                        "pixels": 307200
                    }
                },
                {
                    "id": 395905,
                    "type": "media",
                    "extra_data": null,
                    "title": null,
                    "caption": null,
                    "instance": {
                        "id": 550684,
                        "url": "https://svs.gsfc.nasa.gov/vis/a000000/a000000/a000049/a000049.mpg",
                        "filename": "a000049.mpg",
                        "media_type": "Movie",
                        "alt_text": "A series of animations of river erosion through soil layers of differing properties",
                        "width": 352,
                        "height": 240,
                        "pixels": 84480
                    }
                }
            ],
            "extra_data": {}
        }
    ],
    "studio": "svs",
    "funding_sources": [
        ""
    ],
    "credits": [
        {
            "role": "Animator",
            "people": [
                {
                    "name": "Jim Strong",
                    "employer": "NASA/GSFC"
                }
            ]
        },
        {
            "role": "Scientist",
            "people": [
                {
                    "name": "Jim Strong",
                    "employer": "NASA/GSFC"
                }
            ]
        }
    ],
    "missions": [],
    "series": [
        "Erosion"
    ],
    "tapes": [],
    "papers": [],
    "datasets": [],
    "nasa_science_categories": [
        "Earth"
    ],
    "keywords": [
        "Erosion",
        "Geology"
    ],
    "recommended_pages": [],
    "related": [],
    "sources": [],
    "products": [],
    "newer_versions": [],
    "older_versions": [],
    "alternate_versions": [
        {
            "id": 50,
            "url": "https://svs.gsfc.nasa.gov/50/",
            "page_type": "Visualization",
            "title": "River Erosion Prototype 2",
            "description": "An animation of river erosion || a000050.00005_web.png (720x480) [388.1 KB] || a000050_pre.jpg (320x238) [9.6 KB] || a000050_thm.png (80x40) [6.3 KB] || a000050_pre_searchweb.jpg (320x180) [65.1 KB] || a000050.webmhd.webm (960x540) [3.7 MB] || a000050.mp4 (640x480) [3.8 MB] || a000050.dv (720x480) [65.3 MB] || a000050.mpg (352x240) [2.3 MB] || ",
            "release_date": "1994-10-07T12:00:00-04:00",
            "update_date": "2023-05-03T14:00:16.911964-04:00",
            "main_image": {
                "id": 550693,
                "url": "https://svs.gsfc.nasa.gov/vis/a000000/a000000/a000050/a000050_pre.jpg",
                "filename": "a000050_pre.jpg",
                "media_type": "Image",
                "alt_text": "An animation of river erosion",
                "width": 320,
                "height": 238,
                "pixels": 76160
            }
        }
    ]
}