Knowledge of the Higher Worlds: How is it Achieved?

Silent Spring

An Exercise for Karmic Insight

The Sixth Extinction Tenth Anniversary Edition

How do I find the Christ?

The Devil's Element: Phosphorus and a World Out of Balance

The Dead are with us

The Mountain in the Sea: Shortlisted for the 2024 Arthur C. Clarke Award

The Way Of Initiation

Justice for Animals: Our Collective Responsibility

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Life on Earth

The Occult Significance of Blood

Under the Sea Wind: A Naturalist’s Picture of Ocean Life

A Road to Self Knowledge and the Threshold of the Spiritual World

Wilderness and the American Mind: Fifth Edition

Knowledge of the Higher Worlds and Its Attainment

The Sea Around Us

Rosicrucian Wisdom: An Introduction

Wild New World: The Epic Story of Animals and People in America