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    "page_type": "Visualization",
    "title": "Sea Surface Salinity Trend",
    "description": "This data visualization shows the areas where sea surface salinity has increased (depicted in red) and descreased (depicted in blue) over ten years (2011 to 2021). || trend_2k.png (2000x1000) [870.4 KB] || trend_8k.png (8000x4000) [12.8 MB] || trend_4k.png (4000x2000) [3.3 MB] || trend_8k_print.jpg (1024x512) [169.6 KB] || trend_8k_searchweb.png (320x180) [88.8 KB] || trend_8k_thm.png (80x40) [8.2 KB] || trend_2k.tif (2000x1000) [50.0 MB] || trend_8k.tif (8000x4000) [94.0 MB] || trend_4k.tif (4000x2000) [193.2 MB] || sea-surface-salinity-trend.hwshow [258 bytes] || ",
    "release_date": "2022-08-24T00:00:00-04:00",
    "update_date": "2025-01-06T00:27:08.658345-05:00",
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                "name": "Alex Kekesi",
                "employer": "Global Science and Technology, Inc."
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                "name": "Nadya Vinogradova-Shiffer",
                "employer": "NASA/HQ"
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            "widget": "Basic text with HTML",
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            "caption": "",
            "description": "The heat of the sun forces evaporation at the ocean's surface, which puts water vapor into the atmosphere but leaves minerals and salts behind, keeping the ocean salty. The salinity of the ocean also varies from place to place, because evaporation varies based on the sea surface temperature and wind, rivers and rain storms inject fresh water into the ocean, and melting or freezing sea ice affects the salinity of polar waters.<br><br>This depicts the surface salinity concentration trend from 2011 to 2021.",
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            "description": "Colorbar for decadal trend of sea surface salinity covering 2011 to 2021. Areas in red are where surface salinity measurements have increased and areas in blue are where surface salinity has decreased. ",
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                        "media_type": "Image",
                        "alt_text": "Colorbar for decadal trend of sea surface salinity covering 2011 to 2021. Areas in red are where surface salinity measurements have increased and areas in blue are where surface salinity has decreased. ",
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    "funding_sources": [
        "ESE"
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    "credits": [
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            "people": [
                {
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        {
            "role": "Technical support",
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                {
                    "name": "Laurence Schuler",
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            "name": "Comiso's Daily Sea Ice Concentration",
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            "date_range": "9/1/2011 - 9/1/2021"
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    "nasa_science_categories": [
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    "keywords": [
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        "Terrestrial Hydrosphere"
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    "recommended_pages": [],
    "related": [
        {
            "id": 5017,
            "url": "https://svs.gsfc.nasa.gov/5017/",
            "page_type": "Visualization",
            "title": "A Decade of Sea Surface Salinity",
            "description": "This data visualization shows sea surface salinity (i.e., ocean salt concentration) over a ten year period (2011 to 2021). Warm colors (orange to yellow) are areas of high salinity/hot tropics. Cooler colors (blue to violet) are fresher waters, many of which can be seen coming from rainy/river/wetter tropics. || salinity_v48_8k.4653_print.jpg (1024x512) [132.1 KB] || salinity_v48_8k.4653_searchweb.png (180x320) [80.5 KB] || salinity_v48_8k.4653_thm.png (80x40) [6.6 KB] || salinity_v49_1000p30.mp4 (2000x1000) [56.3 MB] || 2000x1000_2x1_60p (2000x1000) [0 Item(s)] || salinity_v49_1000p30.webm (2000x1000) [14.5 MB] || salinity_v49_1000p60.mp4 (2000x1000) [31.9 MB] || 8000x4000_2x1_60p (8000x4000) [0 Item(s)] || salinity_v49_8k_2000p30_h265.mp4 (4000x2000) [88.0 MB] || ",
            "release_date": "2022-08-26T00:00:00-04:00",
            "update_date": "2025-02-02T00:16:55.123465-05:00",
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                "media_type": "Image",
                "alt_text": "This data visualization shows sea surface salinity (i.e., ocean salt concentration) over a ten year period (2011 to 2021). Warm colors (orange to yellow) are areas of high salinity/hot tropics. Cooler colors (blue to violet) are fresher waters, many of which can be seen coming from rainy/river/wetter tropics.",
                "width": 1024,
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                "pixels": 524288
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}