Plant phenotypic adjustments in response to changes in atmospheric pCO2: insights from δ13C values and stomatal index in C3 plant leaves. - Kumar, Mohan; Agrawal, Shailesh; Sarangi, Vijayananda; Farooqui, Anjum; Singh, Priyanka; Ali, Sheikh Nawaz; Morthekai, P.; Tripathi, Deepika; Kumar, Anurag; Khan, Salman; Sharma, Anupam; Singh, Dhruv Sen (Isotopes in Environmental & Health Studies, 2025)