Is Mars habitable? ebook

Is Mars Habitable? A Critical Examination of Professor Percival Lowell's Book 'Mars and Its Canals,' with an Alternative Explanation by Alfred Russel Wallace is a thorough and incisive critique of the popular theories about Mars that captivated the public imagination in the early 20th century. In this work, Wallace, the renowned naturalist and co-discoverer of the theory of evolution by natural selection, turns his scientific rigor to the astronomical claims made by Professor Percival Lowell regarding the existence of artificial canals and the possibility of life on Mars. Wallace meticulously analyzes Lowell's observations and interpretations, challenging the evidence for the existence of Martian canals and the assumptions about the planet's habitability. Drawing on the latest astronomical data of his time, Wallace examines the physical conditions on Mars, including its atmosphere, temperature, and water availability, and demonstrates the improbability of the planet supporting life as we know it. He provides a detailed alternative explanation for the observed features on Mars, attributing them to natural geological processes rather than intelligent design. Throughout the book, Wallace emphasizes the importance of scientific skepticism and the need for critical evaluation of extraordinary claims. He dissects Lowell's arguments point by point, using logical reasoning and empirical evidence to refute the notion that Mars is inhabited by an advanced civilization. Wallace's work stands as a testament to the scientific method and remains a significant contribution to the history of planetary science, offering readers a fascinating glimpse into the debates and discoveries that shaped our understanding of the Red Planet.