The Land Institute permacultureThe Land Institute
Perennial grain cropping mimics natural ecosystem behavior.
Self-repairing concreteAdvanced Civil Engineering - Materials Research Lab at the Univeristy of Michigan
Flexible and self-repairing concrete to revolutionize infrastructure
SunPoint Technologies Inc solar trackerSunPoint Technologies Inc.
Passive solar photovoltaic tracker increases energy output
Humidity responsive fibersThe University of Akron
Fibers contract and relax in response to humidity
Fibers contract and relaxspiders
Dragline silk fibers in spider webs help maintain web tension under weight by contracting and relaxing in response to humidity.
Spring directs spore dispersal in low humidityhorsetail
The elaters of horsetail plants aid spore dispersal by coiling and uncoiling in response to humidity.
Humidity changes exoskeleton colorHercules beetle
The exoskeleton of the Hercules beetle changes from green to black with increasing humidity using thin film interference by reversible modification of layer thickness.
Self-repairing concreteNatural Process Design, Inc.
Self-repair that increases durability of concrete structures
Self-repairing polymer compositesNatural Process Design, Inc.
Self-repairing composites increase safety, decrease waste