The immediate reaction or change in the environment due to an action or a stimulus.

पर्यावरणीय प्रतिक्रिया

English Usage: Scientists observed the direct environmental response to the newly implemented policy.

Hindi Usage: वैज्ञानिकों ने नई नीति के क्रियान्वयन पर प्रत्यक्ष पर्यावरणीय प्रतिक्रिया देखी।