Acclimation

Acclimation is the physiological or behavioral adaptation of an organism to environmental changes over a period of time. It is a reversible process that allows organisms to adjust to new conditions, such as changes in temperature, altitude, light exposure, or salinity. Unlike adaptation, which is an evolutionary process, acclimation occurs within the lifespan of an individual and reflects phenotypic plasticity. It is a crucial survival mechanism, enabling organisms to function effectively in fluctuating environments and to cope with stress.

Acclimation meaning with examples

• Mountain climbers undergo a period of acclimation before attempting to ascend high peaks. This gradual adjustment allows their bodies to produce more red blood cells, increasing oxygen delivery and minimizing altitude sickness. Without proper acclimation, the lack of oxygen in the thin air can lead to serious health complications and can be very life threatening.
• Fish in a tropical aquarium must be slowly acclimated to the cooler temperature of the water to prevent shock and stress. Adding new water to the tank little by little, helps the fish adjust to the new temperature and reduces the risk of mortality. This careful process ensures a smooth transition and maintains the fish's well-being.
• Farmers often acclimate their livestock to new feed regimes to avoid digestive problems. Gradual introduction of new ingredients allows the animals' gut flora to adjust, preventing bloat, diarrhea, and other health issues. This approach promotes optimal health and productivity.
• Plants in greenhouses need to be acclimated to outdoor conditions before being planted in the garden. Exposure to increasing sunlight and fluctuating temperatures strengthens them and makes them less susceptible to stress when transplanted. This prepares them for the harsher environment of the garden.