Biosphere
Dana Desonie
Biosphere
Age Rating, Reading Level & Content Guide
Ecosystems and Biodiversity Loss
by Dana Desonie
The text is written at a 6th grade reading level, the subject matter is intended for teens (ages 13+), and the content is mild with minimal sensitive material.
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About This Book
Life on Earth is more fragile than you think, and every creature plays a vital role in keeping our planet alive. From the tiniest insect to the tallest tree, their stories reveal how pollution and climate change threaten their future. Understanding these connections could be the key to saving our world.
Themes
Quick Assessment
Biosphere by Dana Desonie explores the origin and evolution of life on Earth while highlighting the urgent environmental issues of pollution, climate change, and biodiversity loss. Aimed at young adults ages 13-18, this fiction book blends scientific concepts with storytelling to encourage awareness and responsibility for endangered species and ecological balance. It is appropriate for middle to high school readers interested in environmental science.
Why we rated Biosphere 11MT
Biosphere is written at a Level 6 reading level across 232 pages. Strong independent readers around grade 7.0 can typically handle this book on their own; with parent or teacher support, Biosphere works for readers up to grade 8.0.
We rate Biosphere as 11MT ("Moderate — Thematic") because the content sits in the "Mild" range — mild conflict — the kind a child encounters in normal play and sibling life. The strongest signals come from thematic difficulty — these are the dimensions parents should evaluate against their reader's tolerance.
No specific content flags were raised by community reviewers, which is consistent with the mild intensity score.
Thematically, Biosphere explores environmental & ecological science, earth sciences, environmental studies, science & nature, and coming of age — these threads give the book room to mean different things to different readers.
Good fit for
- ✓ Children in the Ages 13+ range — the maturity and attention span match the story's pacing.
- ✓ Patient readers who enjoy slower, character-driven stories.
- ✓ Kids drawn to stories about environmental & ecological science, earth sciences, environmental studies.
- ✓ Curious kids who prefer real-world topics over made-up stories.
Maybe not for
- ! Reluctant readers who need a fast hook — the pacing here rewards patience.
For Parents
Content Intensity
11MT — Moderate — ThematicLight conflict or tension. Mild peril resolved quickly.
Was our "Mild" content intensity rating accurate for this book?
Reading Insights
Hook Factor
1/10A steady, thoughtful read that rewards patient readers.
Discussion Potential
2/10A lighter read — great for independent enjoyment.
Book DNA
Multi-dimensional content fingerprint
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Details
Book Length
- ISBN
- 9780816062195
- Pages
- 232
- Publisher
- Chelsea House Pub
- Published
- December 30, 2007
- Type
- Nonfiction