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A freshwater aquatic food web. The blue arrows show a complete food chain (algae → daphnia → gizzard shad → largemouth bass → great blue heron). A food web is the natural interconnection of food chains and a graphical representation of what-eats-what in an ecological community.
The Gough Map, dating to about 1360, is the oldest known road map of Great Britain. In 1500, Erhard Etzlaub produced the "Rom-Weg" (Way to Rome) Map, the first known road map of medieval Central Europe. It was produced to help religious pilgrims reach Rome for the occasion of the "Holy Year 1500".
A road map, a form of map that details roads and transport links; A plan, e.g. Road map for peace, to resolve the Israeli-Palestinian conflict; Technology roadmap, a management forecasting tool; Roadmap, a 2015 nonfiction book by Roadtrip Nation
The substance is ingested by an organism and assimilated by the organism's cells to provide energy, maintain life, or stimulate growth. Different species of animals have different feeding behaviours that satisfy the needs of their metabolisms and have evolved to fill a specific ecological niche within specific geographical contexts.
Many historic routes, such as the Silk Road, the Amber Road, and the Royal Road of the Persian Empire, covered great distances and their impact on human settlements remain today. The Post Track , a prehistoric causeway in the valley of the River Brue in the Somerset Levels , England, is one of the oldest known constructed trackways and dates ...
Robinson projection of the world The Robinson projection with Tissot's indicatrix of deformation Map of the world created by the Central Intelligence Agency, with standard parallels 38°N and 38°S. The Robinson projection is a map projection of a world map that shows the entire world at once. It was specifically created in an attempt to find a ...
Map of Roman roads in 125CE Road construction, depicted on Trajan's Column. With the advent of the Roman Empire, there was a need for armies to be able to travel quickly from one area to another, and the roads that existed were often muddy, which greatly delayed the movement of large masses of troops. To solve this problem, the Romans built ...
At the center of the eco-map is the client (this can either be a family or individual). They are depicted in the center of the circle. Family connections are shown. There are also connections from all of the relevant systems that are at play in the clients life. These systems are connected to either individuals or the entire circle by line: