Adventure with purpose
Environmental Thrillers
Speculative maritime stories that combine high-stakes adventure, emerging technology, and environmental challenges rooted in the real world.
Explore the booksStories can
shift the tide
Speculative maritime thrillers where courage, ingenuity, and compassion confront a planet under pressure.
Browse the series
Shop by Category
Begin with the origin story, then continue the Emerald Enterprises journey.
Featured books
The Emerald Enterprises Series
About Purpose Thrillers
Adventure with a reason to care
I write because I believe stories can shift the tide. Through speculative maritime thrillers, I explore how courage, ingenuity, and compassion might help restore a biosphere under duress.
These novels are for readers who love technology, crave adventure, and still believe the Earth is worth fighting for. Each story turns urgent environmental questions into human choices with real stakes.
Meet the author
Timothy McKenney
Educated in Naval Architecture and Marine Engineering at M.I.T., Tim began his career at sea aboard a fast frigate. He later served as the dry-docking officer at the Philadelphia Naval Shipyard and completed his active-duty service teaching at the Naval Academy.
A licensed Mechanical Engineer and Engineering Director, Tim provides energy efficiency, water treatment, and sustainability solutions to manufacturing clients. His technical background and Navy experience give his maritime thrillers a grounded sense of possibility.
Connect on LinkedInPurpose in every chapter
Books, Awareness, and Speaking
Stories that shift the tide
Ocean Awareness
Read reflections on the ocean, the challenges it faces, and the ideas that bring us closer to it.
Read ocean articlesConversation and insight
Author Speaking
Follow the research and writing behind the next book, or connect with Timothy about an author event.
Read writing notesShop
Purpose Thrillers Books
No books found. Try a different search.
From the journal
Articles
Ocean awareness and the research and writing behind the next book.
Ocean Awareness
Looking Closer at the Ocean
The sea is still the fastest way to reset a busy mind, and it asks for nothing in return except attention.
Read article
Research and Writing
Research Behind the Next Story
A story begins as a question, and the research that follows is a chain of deliberate detours.
Read article