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It's humans vs nature! All these books feature struggles in or with nature. Rainforests, deserts, mountains, ice plains, humanity must overcome--or maybe just survive--them all.

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Servant of the Crown (Heir to the Crown: Book...
Paul J Bennett
Venom and Vines
D.H. Dunn
Watcher's Web
Patty Jansen
The Shell of a Person
Lance Pototschnik
Atmospheric Pressure
Aaron Frale
Birth of a Star
Wayne Meyers
Promises Promises
Chris Andrews
The Backworlds
M. Pax
The Creeper Dance, Reaper #1
Darcy Lennox
Virgo - Mindscape Trilogy Epilogue - A Romant...
D. N. Leo
Archer of the Heathland: War of the One-Eyed...
J.W. Elliot
Two Miles Down
David McGowan
Pisces - Silver Blood Collection
D. N. Leo
Gehenna Dawn by Jay Allan
Discover Sci-Fi
Breakers of the Dawn
Zachariah Wahrer
The Hard Choice
Fuad Baloch
The Accidental Text
AJ Combs
Planet Emergency
Christian Bæk Hedegaard
Silkpunk and Steam
Sarina Dorie
Archangel Down. Archangel Project. Book One
C. Gockel
Mech Troopers
Charles Eugene Anderson
Fire Fight - The Fire Planets Saga #1 (Instaf...
Chris Ward
The Beginning - Edge of War (Prequel)
R. Malak
The Girl Who Braved The Himalayan Tsunami
Vidyut Rautela
Harbinger: Ancient Purge Book 0
M.C. Bass
The Arrival
Adair Hart
Where a Spaceship Goes to Die
George Saoulidis
Sisters Under the Skin: A SciFi Caving Novell...
E.C. Stever
Extinction Lost
Nicholas Smith
Shanakee's Tale
D. F. Wink
Tales of an Untold Past
Mark Russo