Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

Ediacaran

The Ediacaran (.mw-parser-output .IPA-label-small{font-size:85%}.mw-parser-output .references .IPA-label-small,.mw-parser-output .infobox .IPA-label-small,.mw-parser-output .navbox .IPA-label-small{font-size:100%} /ˌiːdiˈækərən, ˌɛdi-/ EE-dee-AK-ər-ən, ED-ee-) is a geological period of the Neoproterozoic Era that spans 96 million years from the end of…

Biota, Ediacaran vs. Vendian & Upper and lower boundaries

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Ediacaran. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Celestial body
Earth
Chronological unit
Period
Lower boundary definition
Worldwide distinct cap carbonates. · Beginning of a distinctive pattern of secular changes in carbon isotopes.
Lower GSSP ratified
March 12, 2004: 30
Mean atmospheric CO2 content
c. 4500 ppm (16 times pre-industrial)
Mean atmospheric O2 content
c. 8 vol % (40% of modern)

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Ediacaran vs. Vendian

Upper and lower boundaries

Absolute dating

Biota

Astronomical factors

Documentaries

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Ediacaran

Nodes143
Edges142
Triples162
Avg. degree1.99
Density0.013986
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Ediacaran

Top relations

related to External links · 30
Ediacaran → ABC News, Accessed, Archived, August, Australia, Australian Broadcasting Corporation, BBC, BBC Radio, Catalyst, Earth's, Ediacara Biota, Ediacaran Period, February, Geological, Geologists, GeoWhen Database, IMDbIn Our Time, Introduction, January, July
related to Documentaries · 25
Ediacaran → ABC Science, Another, Australia, BBC, Canada, CBC-SRC, CGI, Charnia, David Attenborough, Dickinsonia, Earth, Eastern Canada, Ediacaran Period, English, First Life, Funisia, Kimberella, Life, Part, Spriggina
related to Biota · 22
Ediacaran → Among, Arkarua, Auroralumina, Cambrian, Cephalonega, Charnia, Dickinsonia, Ediacaran Period, Ediacaria, Haootia, Helicolocellus, However, Marywadea, More, Other, Pteridinium, Siberia, Sponges, The, The Ediacaran
related to Ediacaran vs. Vendian · 15
Ediacaran → Baltic Stage, Boris Sokolov, Cambrian, Eastern European Platform, Laplandian, Paleontological, Russian, Siberian Platform, The, The Ediacaran Period, The Vendian, Tommotian, Varanger, Vendian, Vendian Period
related to Absolute dating · 11
Ediacaran → Africa, China, Ediacaran Period, North America, Os, Pb, Re, South Australia, Tasmania, The, Therefore
related to Subdivisions · 8
Ediacaran → Early, Gaskiers, Middle, Middle Ediacaran, Shuram, Terminal Ediacaran Stage, The Ediacaran Period, Upper Ediacaran
related to Upper and lower boundaries · 7
Ediacaran → Although, Ediacaran Period, Marinoan, Rather, Seilacher, The Ediacaran Period, Treptichnus
see also · 4
Ediacaran → Avalon, List, Mass, Proposed
Lower boundary definition · 2
Ediacaran → Beginning of a distinctive pattern of secular changes in carbon isotopes., Worldwide distinct cap carbonates.
Celestial body · 1
Ediacaran → Earth

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

period fossils cambrian years lower biota also first fossil boundary million animals organisms ago ma known end vendian time base

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
EdiacaranCelestial bodyEarth1.00infobox
EdiacaranChronological unitPeriod1.00infobox
EdiacaranLower boundary definitionWorldwide distinct cap carbonates.1.00infobox
EdiacaranLower boundary definitionBeginning of a distinctive pattern of secular changes in carbon isotopes.1.00infobox
EdiacaranLower boundary GSSPEnorama Creek section, Flinders Ranges, South Australia .mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .ge…1.00infobox
EdiacaranLower GSSP ratifiedMarch 12, 2004: 301.00infobox
EdiacaranMean atmospheric CO2 contentc. 4500 ppm (16 times pre-industrial)1.00infobox
EdiacaranMean atmospheric O2 contentc. 8 vol % (40% of modern)1.00infobox
EdiacaranMean surface temperaturec. 17 °C (3.5 °C above pre-industrial)1.00infobox
EdiacaranName formalityFormal1.00infobox
EdiacaranName ratified19901.00infobox
EdiacaranRegional usageGlobal (ICS)1.00infobox
EdiacaranStratigraphic unitSystem1.00infobox
EdiacaranTime scale(s) usedICS Time Scale1.00infobox
EdiacaranTime span formalityFormal1.00infobox
EdiacaranUpper boundary definitionAppearance of the Ichnofossil Treptichnus pedum1.00infobox
EdiacaranUpper boundary GSSPFortune Head section, Newfoundland, Canada 47°04′34″N 55°49′52″W / 47.0762°N 55.8310°W / 47.0762; -55.83101.00infobox
EdiacaranUpper GSSP ratifiedAugust 1992 (as base of Cambrian): 51.00infobox
Ediacaranis alower boundary of the Cambrian on the SE coast of Newfoundland approved by the International Commission on Stratigraphy as a preferred alternative to the base of the Tommotian S…0.90text

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.