Comparing Multiple Precipitation Products against In-Situ Observations over Different Climate Regions of Pakistan

by Waheed Ullah, Guojie Wang, Gohar Ali, Daniel Fiifi Tawia Hagan, Asher Samuel Bhatti, Dan Lou
Published 2019-03-01

Trend in Extreme Precipitation Indices Based on Long Term In Situ Precipitation Records over Pakistan

by Asher Samuel Bhatti, Guojie Wang, Waheed Ullah, Safi Ullah, Daniel Fiifi Tawia Hagan, Isaac Kwesi Nooni, Dan Lou, Irfan Ullah
Published 2020-03-01

Maximizing Temporal Correlations in Long-Term Global Satellite Soil Moisture Data-Merging

by Daniel Fiifi Tawia Hagan, Guojie Wang, Seokhyeon Kim, Robert M. Parinussa, Yi Liu, Waheed Ullah, Asher Samuel Bhatti, Xiaowen Ma, Tong Jiang, Buda Su
Published 2020-07-01

Spatiotemporal Characteristics and Trend Analysis of Two Evapotranspiration-Based Drought Products and Their Mechanisms in Sub-Saharan Africa

by Isaac Kwesi Nooni, Daniel Fiifi T. Hagan, Guojie Wang, Waheed Ullah, Shijie Li, Jiao Lu, Asher Samuel Bhatti, Xiao Shi, Dan Lou, Nana Agyemang Prempeh, Kenny T. C. Lim Kam Sian, Mawuli Dzakpasu, Solomon Obiri Yeboah Amankwah, Chenxia Zhu
Published 2021-02-01