- Humanity and Naturein the Japanese Archipelago
- Humanity and the Universe
- Humanity Enhanced
- Humanity, A Failed Experiment
- Humanity, Uploaded
- Humanity, What a Story!
- Humankind
- Humano. El origen
- Humans 3.0
- Humans in Space (Big Ideas: Low Intermediate)
- Humans Lived on Numerous Planets
- Humans on New Worlds?
- Humans On Trial: An Ecological Fable
- Humanware-Practical Usability Engineering
- Humble before the Void
- Hume
- Humedales
- Humility and the Bear
- Hummingbird
- Hummingbird Garden Flowers
- Hummingbird ID Videos
- Hummingbird Salamander
- Hummingbirds
- Hummingbirds
- Humongous Fungus
- Humor in the Classroom:
- Hund-Nase-Mensch
- Hunde natürlich heilen
- Hundekrankheiten
- Hundespiele für unterwegs
- Hundetricks mit Nala
- Hundherum glücklich
- Hung Like an Argentine Duck
- Hungover
- Hungry Planet
- Huns & Hun Hunting
- Hunt Me Not
- Hunters, Fishers and Foragers in Wales
- Hunting Farm Country Whitetails
- Hunting in Many Lands: The Book of the Boone and Crockett Club
- Hunting Marfa Lights
- Hunting Monsters
- Hunting Reminiscences
- Hunting Tales from The Mountains of New Mexico
- Hunting the Grisly
- Hunting Trips of a Ranchman - An Account of the Big Game of the United States and its Chase with Hor...
- Hunting Trips of a Ranchman - Sketches of Sport on the Northern Cattle Plains
- Hunting Underwater Critters in Dauin
- Huntington’s Disease
- Huntley Meadows A Natural Treasure
- Hurlburt's Constant
- Hurricane Agnes in the Wyoming Valley
- Hurricane Journey
- Hurricane Preparation & Survival
- Hurricane Preparedness for Livestock Producers
- Hurricane Risk in the Gulf of Mexico
- Hurricane Watch
- Hurts So Good
- Husaria koronna w wojnie polsko-tureckiej 1672-1676
- Hvac & R Hands on Troubleshooting
- Hvad er månen lavet af?
- Hvad køer ved om livet
- Hvaleventyret
- Hvem er villest i landet her?
- Hviezdny posol
- Hvorfor livet går hurtigere, når man bliver ældre
- HWA, la molecola innamorata