Website review nsidc.org
Homepage | National Snow and Ice Data Center
Generated on March 04 2026 16:02 PM
Old data? UPDATE !
The score is 42/100
SEO Content
Title
Homepage | National Snow and Ice Data Center
Length : 44
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Description
Length : 0
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Keywords
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Og Meta Properties
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Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 1 | 5 | 34 | 0 | 0 | 0 |
- [H1] Welcome to the National Snow and Ice Data Center
- [H2] Featured news & stories
- [H2] Explore sea ice, ice sheet and snow conditions
- [H2] Data, research & analysis updates
- [H2] Across the planet, snow and ice play a vital role in regulating Earth's climate and providing freshwater resources
- [H2] Over Fifty Years of Preserving Earth Science Data
- [H3] Browse related data collections
- [H3] Browse related research projects
- [H3] Browse related data collections
- [H3] Browse related research projects
- [H3] Browse related data collections
- [H3] Browse related research projects
- [H3] Browse related data collections
- [H3] Browse related data collections
- [H3] Browse related research projects
- [H3] Browse related data collections
- [H3] Browse related research projects
- [H3] Browse related data collections
- [H3] Sea Ice Today
- [H3] Ice Sheets Today
- [H3] Snow Today
- [H3] Data set update: Daily Global Land Parameters Derived from AMSR-E and AMSR2, Version 3
- [H3] New data sets release: TRMM PR SIR-Enhanced EASE-Grid 2.0 Surface Radar Backscatter V1, and ERS SIR-Enhanced EASE-Grid 2.0 Radar Backscatter V1
- [H3] Data set updates: MEaSUREs Antarctic Grounding Line and MEaSUREs Grounding Zone of the Antarctic Ice Sheet data sets
- [H3] Data set update: MEaSUREs Greenland Ice Velocity: Selected Glacier Site Single-Pair Velocity Maps from Optical Images, Version 1
- [H3] New data sets release: SnowEx23 Airborne Orthoimagery and SnowEx23 Mar23 IOP Computed Tomography Snow Microstructure
- [H3] New data sets release: SnowEx23 Airborne Orthoimagery and SnowEx23 Mar23 IOP Computed Tomography Snow Microstructure
- [H3] What is the cryosphere?
- [H3] Arctic weather & climate
- [H3] Frozen ground & permafrost
- [H3] Glaciers
- [H3] Ice sheets
- [H3] Ice shelves
- [H3] Sea ice
- [H3] Snow
- [H3] Ask a scientist
- [H3] Cryosphere glossary
- [H3] NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC)
- [H3] National Oceanic and Atmospheric Administration (NOAA) at NSIDC
- [H3] Exchange for Local Observations and Knowledge of the Arctic (ELOKA): Data Curation for Indigenous Communities
Images
We found 36 images on this web page.
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Text/HTML Ratio
Ratio : 10%
This page's ratio of text to HTML code is below 15 percent, this means that your website probably needs more text content.
Flash
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Iframe
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SEO Links
URL Rewrite
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Underscores in the URLs
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In-page links
We found a total of 99 links including 0 link(s) to files
SEO Keywords
Keywords Cloud
today ice land sheets data explore sea more snow learn
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| ice | 104 |  |
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| data | 97 | |
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| snow | 45 | |
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| more | 34 | |
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| sea | 31 | |
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Usability
Url
Domain : nsidc.org
Length : 9
Favicon
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Printability
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Language
Good. Your declared language is en.
Dublin Core
This page does not take advantage of Dublin Core.
Document
Doctype
HTML 5
Encoding
Perfect. Your declared charset is UTF-8.
W3C Validity
Errors : 0
Warnings : 0
Email Privacy
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Deprecated HTML
| Deprecated tags | Occurrences |
|---|---|
| <font> | 1 |
Deprecated HTML tags are HTML tags that are no longer used. It is recommended that you remove or replace these HTML tags because they are now obsolete.
Speed Tips
|
Excellent, your website doesn't use nested tables. |
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Too bad, your website is using inline styles. |
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Too bad, your website has too many CSS files (more than 4). |
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Too bad, your website does not take advantage of gzip. |
Mobile
Mobile Optimization
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Apple Icon |
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Meta Viewport Tag |
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Flash content |
Optimization
XML Sitemap
Great, your website has an XML sitemap.
| https://nsidc.org/sitemap.xml |
Robots.txt
https://nsidc.org/robots.txt
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Analytics
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PageSpeed Insights
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