Résultats de recherche de titre
Articles 1 à 20 sur 836
How plants grow
Par Malcolm Penny. 1997
Basic introduction to the growth and development of plants. Describes how flowers, fruits, and parachutes help disperse seeds over great…
distances. Includes information on plants that are parasites, insect-eaters, or other unusual specimens. For grades 3-6La raison du plus faible
Par Jean-Marie Pelt. 2009
"[...] Ce nouvel essai de Jean-Marie Pelt s'emploie à récuser la fameuse "loi de la jungle" qui, dans une nature…
réputée "cruelle", serait le seul moteur de l'évolution. Il montre qu'il existe une raison du plus faible : tout au long de l'histoire de la vie sur terre, des premières bactéries jusqu'à l'homme, là où les plus gros et les plus forts n'ont pas su résister aux grands cataclysmes et aux changements climatiques, ce sont souvent les créatures les plus humbles qui ont survécu. C'est aussi parmi les plus faibles que sont nées les plus belles histoires de solidarité, par la symbiose. C'est enfin chez les plus vulnérables que l'ingéniosité adaptative a développé ses plus belles inventions [...]. Dans cet ouvrage fourmillant d'anecdotes puisées au coeur du monde végétal et animal, Jean-Marie Pelt s'en donne à coeur joie pour nous raconter l'extraordinaire énergie des petits, réputés faibles..." -- 4e de couvThe condor's shadow: the loss and recovery of wildlife in America
Par David Wilcove. 1994
An ecologist discusses the state of America's wildlife including the loss of species and habitats. Provides an overview of how…
humans have altered the landscape, beginning with Native Americans in pre-colonial times. Describes the destruction of ecosystems and the environmental movement's conservation efforts. 1999Seventy-five articles selected from the popular magazine's 109-year existence. Although heavily illustrated, the periodical contains scholarly articles about the planet…
and its people. Contributors include Theodore Roosevelt, Charles Lindberg, Maya Angelou, Tad Szulc, and Shelby FooteBlack whiteness: Admiral Byrd alone in the Antarctic
Par Robert Burleigh. 1998
True-life adventure of Richard Byrd, who spent six months alone in the Antarctic in 1934. Includes excerpts from Byrd's diary…
recounting the incredible cold and discomfort he suffered. Describes how Byrd used a kite for rescue. For grades 4-7Columns from the New York Times weekly science section dealing with natural catastrophes including volcanoes, earthquakes, and hurricanes. Discusses disasters…
from the past, such as the mass extinction of the dinosaurs, as well as future threats like asteroids hitting the earth. For senior high and older readers. 2000Into the porcupine cave and other odysseys: adventures of an occasional naturalist
Par William Warner. 1999
Nature essays that depict outdoor wonders around the world. The author reminisces about summers he spent exploring New Jersey's Barnegat…
Bay in his youth, the coral reefs of Peleliu seen during his service in World War II, and solo hiking in the Maine wilderness at midlife. 1999Ecoviews: snakes, snails, and environmental tales
Par Whit Gibbons. 1998
Vignettes about the ecology of animals, plants, and habitats demonstrate the wealth of biodiversity on Earth. Discusses wasps, turtles, ants,…
snakes, and other species encountered by an ecologist doing fieldwork in Australia and North America. Presents natural history facts in the context of environmental issuesVulcan's fury: man against the volcano
Par Alwyn Scarth. 1999
Depicts fifteen volcanic eruptions across a wide geographical and historical spectrum with emphasis on the aftermaths and how people were…
affected. Spans the centuries from A.D. 79 (Vesuvius) to 1991 (Pinatubo) in discussing volcanos around the globe. Contains eyewitness reports from survivors. 1999Despicable species: on cowbirds, kudzu, hornworms, and other scourges
Par Janet Lembke. 1999
Fourteen natural history essays contemplating a dozen species that are loathed or scorned by humans: the sandbur, gray squirrel, starling,…
horsefly, opossum, centipede, and fruit fly among others. The author points out that all life is interconnected and humans need to better appreciate the diversity of the natural world. 1999Thirty-eight natural history essays about landscapes, birds, beasts, insects, and fish by such writers as Charles Darwin, Mark Twain, Henry…
David Thoreau, Herman Melville, Annie Dillard, Daniel Defoe, Rachel Carson, John James Audubon, Theodore Roosevelt, J.H. Fabre, and Vladimir Nabokov. 1998A life on our planet: my witness statement and a vision for the future
Par David Attenborough. 2020
Naturalist in his 90s reflects on his decades as a science communicator and the changes to the planet he has…
witnessed since his early days in the field. Presents policies for addressing issues like climate change and bettering the world to pass on to the next generation. 2020Sand on the move: the story of dunes
Par Roy Gallant. 1997
Describes the formation of sand and sand dunes, noting various types of dunes. Explains how their movement causes desertification and…
how some produce sounds. Also discusses various animals and plants that live in deserts. For grades 4-7Argues that the depletion of the world's tropical rainforests has caused irreversible ecological damage. Explores the loss of biodiversity, drastic…
climatic changes, and the uprooting of indigenous populations. Describes the debate about the severity of these problems, especially in British Columbia and the Amazon. For senior high and older readersReturn to Spirit Lake: journey through a lost landscape
Par Christine Colasurdo. 1997
More than a decade after the 1980 eruption of Washington state's Mount St. Helens, a woman returns to the site…
of her family's cabin on nearby Spirit Lake. Touring the area, she reminisces about the way things were in her youth and describes the radical changes in the landscapeAn exposition of parenting in the animal kingdom. The author illuminates the similarities and differences between the interaction humans have…
with their offspring and the maternalistic and paternalistic tendencies of insects, fish, and other mammalsOur fascinating earth
Par Philip Seff. 1996
A collection of almost 180 articles presenting unusual scientific facts and information on natural wonders. Each of the nine chapters…
covers a variety of topics such as wolves, scorpions, the Kohinoor diamond, the pyramids, dinosaurs, rivers, carnivorous plants, hurricanes, even garlic. For junior and senior high and older readersWood-notes wild: walking with Thoreau
Par Henry Thoreau. 1995
Scenes from nature described by Thoreau on his long daily walks during a twenty-four-year period. The selections are arranged by…
season, giving sensory impressions of the woodland plants, earth, and animals that the nineteenth-century philosopher encounteredAn unspoken hunger: stories from the field
Par Terry Williams. 1994
A collection of eighteen essays by a naturalist who draws attention to the earth and reminds readers that they are…
part of the environment. The author urges people to become more intimate with natureA handmade wilderness
Par Donald Schueler. 1996
In 1968, Schueler and his companion, Willie Brown, set out to homestead the "least worst land" they could find. Schueler…
recounts their twenty-five-year struggle to restore a despoiled eighty-acre tract in southern Mississippi and tells of Brown's death from AIDS in 1987