Kota Bharu is the state capital and royal city of Kelantan, Malaysia, located in the northeastern part of Peninsular Malaysia. It has a population of over 300,000 people, most of whom are Malay Muslims. The city has a tropical climate with high rainfall and experiences population growth and urban development that impact the environment through increased air and water pollution, waste generation, and loss of green spaces. The economy is supported by education, healthcare, tourism and business.