4.1 sec in total
258 ms
2.6 sec
1.2 sec
Visit climate.nasa.gov now to see the best up-to-date Climate Nasa content for United States and also check out these interesting facts you probably never knew about climate.nasa.gov
Vital Signs of the Planet: Global Climate Change and Global Warming. Current news and data streams about global warming and climate change from NASA.
Visit climate.nasa.govWe analyzed Climate.nasa.gov page load time and found that the first response time was 258 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
climate.nasa.gov performance score
name
value
score
weighting
Value6.5 s
2/100
10%
Value21.8 s
0/100
25%
Value13.4 s
2/100
10%
Value5,800 ms
0/100
30%
Value0
100/100
15%
Value18.8 s
3/100
10%
258 ms
136 ms
138 ms
229 ms
261 ms
Our browser made a total of 72 requests to load all elements on the main page. We found that 75% of them (54 requests) were addressed to the original Climate.nasa.gov, 4% (3 requests) were made to Google-analytics.com and 3% (2 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Climate.nasa.gov.
Page size can be reduced by 1.1 MB (15%)
7.6 MB
6.4 MB
In fact, the total size of Climate.nasa.gov main page is 7.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 6.2 MB which makes up the majority of the site volume.
Potential reduce by 343.2 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 343.2 kB or 76% of the original size.
Potential reduce by 138.5 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Climate Nasa images are well optimized though.
Potential reduce by 405.7 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 405.7 kB or 67% of the original size.
Potential reduce by 249.3 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Climate.nasa.gov needs all CSS files to be minified and compressed as it can save up to 249.3 kB or 77% of the original size.
Number of requests can be reduced by 30 (43%)
70
40
The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Climate Nasa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
climate.nasa.gov
258 ms
masterslider-268dcdf66a9b8dd83e67a7a5d751ab1e.css
136 ms
style-b0ca89924c1f16b574c0324d1e25d65b.css
138 ms
public_manifest-95a70fdfeb91c07770c7b1930832749b.css
229 ms
jquery.fancybox-7153a1a7debe8c4ace46eed8fd7ec19a.css
261 ms
public_manifest-2eb38d18cd0a48b2779da7aa1d24aa65.js
523 ms
jquery.fancybox-26ce092e9e5de432a32c91479ddc9559.js
245 ms
mb_manifest-df5f25f968769cc84dbec660731d9191.js
267 ms
homepage_carousel_custom_fns-3de2b1b0a63ae98bbc7ff4ac82451dda.js
202 ms
intro_screen-20d94c37bfc30aaaa671157af8964cfe.js
269 ms
vital_signs-b3de76616193bd859f677fc3c913347c.js
307 ms
Universal-Federated-Analytics-Min.js
55 ms
masterslider-268dcdf66a9b8dd83e67a7a5d751ab1e.css
131 ms
style-b0ca89924c1f16b574c0324d1e25d65b.css
172 ms
public_manifest-95a70fdfeb91c07770c7b1930832749b.css
672 ms
jquery.fancybox-7153a1a7debe8c4ace46eed8fd7ec19a.css
762 ms
print-ec3905eb1ef882b0e4d3f889c45ad14c.css
73 ms
logo_nasa_trio_white@2x.png
163 ms
logo_nasa_trio_black@2x.png
811 ms
twitter_icon@2x.png
807 ms
facebook_icon@2x.png
808 ms
googleplus_icon@2x.png
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instagram_icon@2x.png
811 ms
rss_icon@2x.png
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ui_sprite@2x.png
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312_earth20160225d-1600x900-80.jpg
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305_earth20160211-1600x900-80.jpg
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intro_image.jpg
916 ms
overlay-arrow.png
912 ms
loading_320x240.png
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ERN_blog_laura.jpg
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water.jpg
904 ms
9_images_of_change.jpg
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26_climate_mobile_apps.jpg
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37_eyes_on_earth-2.jpg
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904 ms
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648_people.jpg
1021 ms
footer_starfield.png
970 ms
footer_earth.png
1215 ms
analytics.js
584 ms
player_api
584 ms
addthis_widget.js
524 ms
11404_119_landsat_art_dragon_1600x900-60.jpg
843 ms
loading-2.gif
372 ms
ajax-loader.gif
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315_grace_pakistan_feature-320x240.jpg
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314_forestfiresmall.jpg
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311_usgs20160225b-320x240.jpg
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arrow_right_darktheme.png
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arrow_left_darktheme.png
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5267.js
140 ms
collect
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www-widgetapi.js
92 ms
collect
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slick.woff
297 ms
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t.js
148 ms
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68 ms
print-ec3905eb1ef882b0e4d3f889c45ad14c.css
85 ms
nr-885.min.js
53 ms
300lo.json
28 ms
sh.7c7179124ea24ac6ba46caac.html
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3f776c1fa0
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climate.nasa.gov accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
climate.nasa.gov best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
climate.nasa.gov SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Climate.nasa.gov can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Climate.nasa.gov main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
climate.nasa.gov
Open Graph data is detected on the main page of Climate Nasa. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: