{"id": "card_floor_soil_science", "kind": "note", "title": "Soil science — the living skin of the land", "body": "Soil is mineral, water, air and organic matter in rough proportion, alive with microbes, holding nutrients by a carbon-to-nitrogen balance. Pillars rest on chemistry (minerals and nutrients), earth science (weathering) and biology (microbes and roots). The stick (stick_soil_science_the_living_skin_of_the_land) seals the loam composition and the C:N ratio (tools/seed_soil_science.py).", "source": {"label": "Narrow Highway — soil", "url": "", "authority_tier": "engine_derived", "ref": "stick_soil_science_the_living_skin_of_the_land"}, "shelf": "codex", "box": "soil", "bands": ["floor", "soil", "one map"], "subject": "Soil science — the living skin of the land", "connections": [{"to_card_id": "card_soil_minerals", "relationship": "has_part", "evidence": "a pillar (Minerals and nutrients - the chemistry)"}, {"to_card_id": "card_soil_parent_rock", "relationship": "has_part", "evidence": "a pillar (Parent rock - weathering over deep time)"}, {"to_card_id": "card_soil_life", "relationship": "has_part", "evidence": "a pillar (Life - microbes, fungi, roots)"}, {"to_card_id": "card_k_floor_of_discovery", "relationship": "part_of", "evidence": "the living soil on the one map, rooted in the Floor of Discovery"}], "author": "engine", "created_at": 0.0, "updated_at": 0.0, "visibility": "public", "lifecycle_stage": "public", "volatility": "permanent", "surface": "secular", "generated": false, "call": "codex.soil", "facets": {"subject": ["floor", "one map"]}, "presentation": {"glyph": "•", "kind_label": "soil", "by": "Narrow Highway — soil", "authority": "engine_derived", "posted": "", "standing": ""}, "neighbors": [{"id": "card_soil_minerals", "title": "Minerals and nutrients - the chemistry", "relationship": "has part", "why": "a pillar (Minerals and nutrients - the chemistry)", "href": "/card/card_soil_minerals", "resolved": true}, {"id": "card_soil_parent_rock", "title": "Parent rock - weathering over deep time", "relationship": "has part", "why": "a pillar (Parent rock - weathering over deep time)", "href": "/card/card_soil_parent_rock", "resolved": true}, {"id": "card_soil_life", "title": "Life - microbes, fungi, roots", "relationship": "has part", "why": "a pillar (Life - microbes, fungi, roots)", "href": "/card/card_soil_life", "resolved": true}, {"id": "card_k_floor_of_discovery", "title": "The Floor of Discovery — one floor, and by its design the fear of God", "relationship": "part of", "why": "the living soil on the one map, rooted in the Floor of Discovery", "href": "/card/card_k_floor_of_discovery", "resolved": true}], "house": {"door": "FIND", "kind": "card", "trail": "connections", "seal": "/card/card_floor_soil_science", "next_step": {"do": "follow a connection: what this card rests on, and what rests on it", "door": "FIND", "tool": "card_connections", "params": {"id": "card_floor_soil_science"}}, "ends": "a verdict or a card · the trail · a seal · one next step"}}