This work gives a multidisciplinary approach to assess and provide solutions to improve food security in Egypt. It has specific chapters on projection of climate change using IPCC AR5 models and regional climate model, and a chapter on population projection in 2030. This book aimed at research, graduate/post graduate students and policy makers. It can also be used by overpopulated countries to solve their own food gap problems.Introduction Chapter 1: Present and Future Water Requirements for Crops; Mostafa Morsy and Samiha Ouda Chapter 2: Projections of the Egyptian Population; Huda Alkitkat Chapter 3: Crops Intensification to Reduce Wheat Gap in Egypt; Samiha Ouda and Abd El-Hafeez Zohry Chapter 4: Increasing Land and Water Productivities to Reduce Maize Food Gap; Abd El-Hafeez Zohry and Samiha Ouda Chapter 5: Solution for Faba Bean Production-Consumption Gap; Abd El-Hafeez Zohry and Samiha Ouda Chapter 6: Conclusion and Recommendations to Policy Makers; Ahmed Kamel and Sayed Abd El-Hafez