Category:Fundamental

=Schema #1 - Canonical List of Legitimately Orphaned Categories=

See Category:Orphaned categories for candidates.


 * Category:Nature
 * Category:Mathematics
 * Category:Human
 * Category:Technology
 * Category:Reference

=Schema #2 - Minimalist=


 * Category:Academic disciplines
 * Category:Computer science
 * Category:Applied sciences
 * Category:Humanities and art
 * Category:Mathematics
 * Category:Natural sciences
 * Category:Social sciences
 * Category:Politics
 * Category:Environment
 * Category:Technology
 * Category:Culture
 * Category:Art
 * Category:Entertainment
 * Category:Literature
 * Category:Travel
 * Category:Religion


 * Category:Reference
 * Category:Geography
 * Category:Lists
 * Category:People

=Schema #3 - Comprehensive=

World and Space Countries and Regions | Cities and Towns | Peoples and Languages Continents | Atmosphere and Weather | Seas and Oceans | Mountains and Rivers Earth and Moon | Sun and Planets | Stars and Space | more...

Humans and Nature Men, Women and Children | Body and Mind | Health and Sickness Home and Family | Food and Drink | Love and Sex Nature and Life | Plants and Animals | Ecozones and Habitats | more...

'''Politics and History State and Government | Law and Order | Military | Parties and Ideologies | People in Politics History | Ages and Years | War and Piece | Exploration and Conquest Peoples, Countries and Cities in History | People in History | more...

Education, Work and Business

Education | Schools and Universities | Professions and Occupations | Work and Employment Business and Commerce | Economy and Finances | Companies | People in Business | more...

Mathematics, Science and Technology Mathematics | Information Science | Computer Science Physics and Chemistry | Earth Science | Biology and Ecology | Anthropology and Medicine

Agriculture and Biotechnology | Communication and Transport | Power and Energy Engineering and Construction | Manufacturing | Military technology | more...

Philosophy and Religion Philosophy | Philosophies | Philosophers Gods and Religions | Theology | People in Religion | more...

Arts and Culture Literature | Music | Visual arts | Theatre and Film Art History | Art Theory | People in Arts and Culture | more...