Table of Contents

An Improvement Forecast Using Vector Autoregression Approach

on Tax Revenue in Nigeria

Baba Gimba Alhassan and Nma Musa Tela                                                   1-34

Internet of Things Based Data Logger System for Temperature

and Humidity Monitoring Using Microcontroller

Adewole Adekunle Olu  & Onaneye Abiodun Adefolarin                                35-48

Effect of Glass Thickness on Solar Still Performance

Benjamin Ternenge Abur, Haruna Abubakar and

Gideon Ayuba Duvuna                                                                49-58

Life Cycle Cost Analysis of a Multi-Tray Solar Dryer with

Thermal Energy Storage Bed

Benjamin Ternenge Abur and Muhammad Hadi Ibrahim                               59-74