OpenSimulator Archive. OAR file is an OpenSimulator Archive. OpenSimulator is an open source multi-platform, multi-user 3D application server. It can be used to create a virtual environment (or world) which can be accessed through a variety of clients, on multiple protocols.
biological adaptation the adaptation of living things to environmental factors for the ultimate purpose of survival, reproduction, and an optimal level of functioning. color adaptation. 1. changes in visual perception of color with prolonged stimulation.
Mitigation and Adaptation. 1  Diversification of stable crops for biofuel feedstock. 2  Increase in the need for agricultural chemicals due to increases in pests and pest habitats. 3  Planning for maintenance of food supply infrastructure and transportation during extreme weather events.