Volcanic eruption
Topic overview. Based on 33334 on-topic pages. [volcanic-eruption directory]
Significant concepts: 
explosive eruption, fall back, small eruption, magma chamber, volcanic ash, alternate name, volcano type, island of hawaii, volcanic eruption, date entered, volcano, active volcano, global volcanism, sub region, volcano name.
Most relevant domains
Most relevant domains based on cumulative page relevance to the topic as defined by example links and on the number of relevant domains linking to them.
| domain | | | | | | | |
|---|---|---|---|---|---|---|---|
http://si.edu/  | 1 | 300 | 312 | 3198 | 1 | 2.77 | si.edu |
| http://alaska.edu/ | 2 | 358 | 364 | 1200 | 1 | 2.04 | alaska.edu |
| http://oregonstate.edu/ | 3 | 289 | 293 | 489 | 1 | 2.18 | oregonstate.edu |
| http://jonfr.com/ | 4 | 394 | 395 | 778 | 1 | 1.48 | jonfr.com |
| http://wired.com/ | 5 | 293 | 315 | 639 | 0.98 | 2.02 | wired.com |
| http://volcanolive.com/ | 6 | 378 | 378 | 576 | 1 | 1.42 | volcanolive.com |
| http://bigislandvideonews.com/ | 7 | 362 | 369 | 622 | 0.97 | 1.52 | bigislandvideonews.com |
| http://geology.com/ | 8 | 389 | 418 | 819 | 0.93 | 1.54 | geology.com |
| http://phys.org/ | 9 | 428 | 478 | 1564 | 0.98 | 1.38 | phys.org |
| http://swisseduc.ch/ | 10 | 413 | 414 | 796 | 1 | 1.25 | swisseduc.ch |
Atext
Most frequent phrases in anchor texts of links found in this topical graph .
| atext | | | |
|---|---|---|---|
| crossref | 2891 | 173.11 | |
| news | 1516 | 74.14 | |
| citation icon cite this report | 962 | 60.84 | |
| search ads | 1430 | 33.61 | |
| map | 1174 | 32.02 | |
| share on facebook | 772 | 30.18 | |
| video | 698 | 24.14 | |
| read more | 512 | 24 | |
| español | 1050 | 23.81 | |
| volcano | 308 | 20.78 |
Keyword ideas
Common word stems found in on-topic page titles.
| word | |
|---|---|
| volcano | |
| erupt | |
| volcan | |
| news | |
| mount | |
| bali | |
| iceland | |
| lava | |
| island | |
| ash |
Popular pages
On-topic pages with highest topical PageRank.
Popular prospect pages
On-topic pages with highest topical PageRank having a few outgoing links and domains.
Hubs
Pages with most links towards other likely on-topic pages.
| url | | | | | | | | | | | | | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| https://www.spinics.net/lists/volcano/mail3.html | 747 | 0.19 | 0.97 | 44.93 | 1 | yes | 756 | 752 | 1 | 1 | 0 | 0 | www.spinics.net |
| https://www.spinics.net/lists/volcano/thrd5.html | 746 | 0.17 | 0.96 | 38.82 | 1 | yes | 757 | 748 | 1 | 1 | 0 | 0 | www.spinics.net |
| https://www.spinics.net/lists/volcano/mail2.html | 734 | 0.15 | 0.98 | 34.2 | 1 | yes | 756 | 742 | 1 | 1 | 0 | 0 | www.spinics.net |
| https://www.spinics.net/lists/volcano/thrd4.html | 732 | 0.15 | 0.97 | 34.76 | 1 | yes | 757 | 754 | 1 | 1 | 0 | 0 | www.spinics.net |
| https://en.wikipedia.org/wiki/Types_of_volcanic_eruptions | 387 | 0.15 | 0.98 | 21.59 | 1 | yes | 583 | 387 | 55 | 25 | 0 | 0 | en.wikipedia.org |
| https://www.thefreelibrary.com/Volcanoes-s12850 | 344 | 0.16 | 1 | 21.69 | 1 | yes | 776 | 345 | 0 | 0 | 0 | 0 | www.thefreelibrary.com |
| http://www.ivhhn.org/resources/library.html | 299 | 0.18 | 0.95 | 20.58 | 1 | yes | 465 | 321 | 309 | 29 | 0 | 0 | www.ivhhn.org |
| https://en.wikipedia.org/wiki/List_of_volcanoes_in_the_United_States | 234 | 0.15 | 1 | 14.12 | 1 | yes | 592 | 287 | 138 | 6 | 0 | 0 | en.wikipedia.org |
| https://www.thefreelibrary.com/Indonesia-s1188825 | 212 | 0.15 | 1 | 14.03 | 1 | yes | 412 | 257 | 0 | 0 | 0 | 0 | www.thefreelibrary.com |
| https://geology.com/world/indonesia-satellite-image.shtml | 179 | 0.19 | 0.97 | 14.16 | 1 | yes | 251 | 241 | 0 | 0 | 0 | 0 | geology.com |
Domains with most linking domains
Relevant domains with most other relevant domains linking to them.
| domain | | | |
|---|---|---|---|
| http://youtube.com/ | 341 | 46.9 | youtube.com |
| http://facebook.com/ | 201 | 29.95 | facebook.com |
| http://usgs.gov/ | 182 | 98.26 | usgs.gov |
| http://wikipedia.org/ | 138 | 44.32 | wikipedia.org |
| http://nasa.gov/ | 129 | 36.71 | nasa.gov |
| http://noaa.gov/ | 100 | 15.24 | noaa.gov |
| http://si.edu/ | 85 | 78.98 | si.edu |
| http://wordpress.com/ | 82 | 19.35 | wordpress.com |
| http://doi.org/ | 77 | 284 | doi.org |
| http://bbc.co.uk/ | 75 | 18.16 | bbc.co.uk |