Prasun Barua is an Engineer (Electrical & Electronic) and Member of the European Energy Centre (EEC). He is the author of books Green Planet and TECH KNOW SOLAR PV SYSTEM: AN OVERVIEW OF SOLAR PV TECHNOLOGY and ROBOTICS AND ARTIFICIAL INTELLIGENCE: AN OVERVIEW OF ROBOT AND AUTOMATION TECHNOLOGY. These books are available at Amazon Kindle Store both in Kindle and Paperback Format. Green Planet is all about green technologies and science. The book contains various types of topics categorized to Green Energy, Green Technology, Green Products, Green Finance, Green IT, Green Jobs, Green Nature and Health. TECH KNOW SOLAR PV SYSTEM: AN OVERVIEW OF SOLAR PV TECHNOLOGY contains various types of topics on solar PV technology such as solar PV system components, how solar panels are made, how to choose a solar panel, how to size components for the system, how to design the solar PV system, how to assess and select a site for solar PV project, how to install solar panels, why diodes are used in solar panels, grounding solar PV system, how to build a solar power plant, how to maintain & troubleshoot the system and the challenges is solar power generation. ROBOTICS AND ARTIFICIAL INTELLIGENCE: AN OVERVIEW OF ROBOT AND AUTOMATION TECHNOLOGY book contains topics like robotics, artificial intelligence, importance of robotics in manufacturing, how robots are made, how artificial intelligence works, robotic arms, what is a PLC and how does it work. His other published eBooks are Tech Know Products & Shopping and Know How Solar PV Technology. These eBooks are available at Google Play.