Description: (Danish botanist)
Eugen Warming, a Danish botanist, played a crucial role in developing the field of ecology. He wrote the first textbook on plant ecology, taught the initial university course on the subject, and greatly influenced the modern concept of ecology. Warming authored numerous influential textbooks on botany, plant geography, and ecology, which were well-received and widely translated. His contributions have firmly established him as a pioneering figure in the field of ecology.