China Bangladesh Bayesian approach Bayesian principal component analysis (BPCA) COVID-19 El Niño–Southern Oscillation El Niño–Southern Oscillation (ENSO) Huai River Basin Indian Ocean Dipole (IOD) Indian Ocean Dipole mode KGE LSTM MHO staff MODIS chlorophyll-a PERSIANN-CDR South Korea accidental life insurance agricultural drought artificial neural network bic Book Industry Communication::G Reference, information & interdisciplinary subjects::GP Research & information: general bic Book Industry Communication::J Society & social sciences::JM Psychology bic Book Industry Communication::R Earth sciences, geography, environment, planning::RB Earth sciences::RBP Meteorology & climatology campus signal climate change climate variability climatic variables coping behaviors copula function cross-validation decision tree