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Showing 161 - 180 of 10402 items
By Diane Ackerman. 2009
Naturalist explores perceptions of dawn through musings, stories, and observations in nature. Offers descriptive essays on the early morning light…
that emulate a bird's migration path from Ithaca, New York, to Palm Beach, Florida, during the four seasons. 2009Author explores Americans' belief that air-conditioning is a right, not a luxury, and considers the impact that way of thinking…
is having on our lives and the environment. Suggests old methods to cope with heat and innovative ways to deal with our increasingly hot planet. 2010By Kenneth Mallory. 2010
Describes a seven-day mission in a steel cylinder off the Florida Keys, sixty feet deep in the Atlantic Ocean. Examines…
the scientists' living conditions and work, which includes inserting computer tags into fish. Discusses scuba diving and explains the need to return to the surface slowly. For grades 4-7. 2010By Laura F Marsh. 2010
By Laura F Marsh. 2010
Facts about elephants in Mali, West Africa, near the southern Sahara desert. Describes their enormous appetites, communication, babies, and reasons…
for migration. Discusses efforts to protect elephants from poachers and an environment that is too dry. For grades 2-4. 2010By Laura F Marsh. 2010
Facts about sperm whales--the largest toothed predator on the planet. Describes their huge size, long journeys, travel in pods, eating…
habits, and echolocation and talking to each other. Discusses conservation efforts to save the species from near extinction caused by hunting. For grades 2-4. 2010By Bill Bryson. 2008
Explores the mysteries of time and space including the Big Bang to explain the arrival of life on planet Earth.…
Discusses scientists and their discoveries, fossils, chemistry, the Earth's bulge and size, plate tectonics, bacteria, trilobites, asteroids, human species, and future possibilities for our world. For grades 5-8. 2008By Dick Houston. 2010
Author recounts Anna and Steve Tolan's adoption of a mixed-breed Jack Russell named Bulu to keep them company at their…
fledgling wildlife rescue center in Zambia. Describes Bulu's adventures caring for orphaned elephants and other baby animals--and his risky encounters in the bush. For grades 5-8 and older readers. 2010By David Fisichella. 2010
David Fisichella, a mechanical engineer, chronicles a series of research cruises on which he served as the "eyes" for Amy…
Bower, a Woods Hole Oceanographic Institute oceanographer with deteriorating vision. He reflects on their experiences together, including surviving a pirate attack, and their courtship. 2010By Dianne Dumanoski. 2009
Considers the future sustainability of human life on our planet by exploring the global ecological disruption people have caused. Suggests…
not only responsible stewardship of the environment but also awareness of Earth's potentially catastrophic response to the increasing levels of carbon dioxide. 2009An American admirer of Charles Darwin (1809-1882) chronicles his own journeys to South America with Darwin's diary in hand. Compares…
the youthful naturalist's enthusiastic impressions of Brazilian forests, Patagonian plains, a gold mine, and other sites with the author's twenty-first-century perspective. 2009By Sally Hewitt. 2009
Discusses the ways students can recycle paper and cardboard, organic waste, cooking oil, textiles, plastic, metal, glass, cellular phones, and…
big machines. Provides goals and suggests activities including sponsoring a recycling party. For grades 3-6. 2009By J. D Macdougall. 2008
A geochronologist describes radioactive isotopes as tiny clocks existing in nearly every natural substance--and discusses their use to explore deep…
time. Traces the development of radiometric dating methods, highlights the scientists involved, and details the resulting discoveries, including the surprising age of four grains of Australian zircon crystal. 2008By Carol Kaesuk Yoon. 2009
Biologist examines the human drive to identify and name plants and animals in our environment. Discusses the history and evolution…
of taxonomy. Includes information on the father of scientific classification, Carl (Carolus) Linnaeus, and on naturalist Charles Darwin. 2009Discusses the history of petroleum use as fuel and the environmental problems caused by gasoline engines in cars and trucks.…
Explains ways to reduce pollution and suggests alternative sources of energy. For grades 2-4. 2009By Diane Swanson. 2009
Highlights six instances when field scientists observed previously unrecorded animal behavior: gorillas using tools, elephants recognizing themselves in mirrors, dolphins…
doing math, parrots speaking intelligently, cockroaches learning at night, and pythons' hearts enlarging while eating. For grades 3-6. 2009By Al Gore. 2009
In this follow-up to An Inconvenient Truth (RC 67444, BR 17455), the former vice president evaluates alternative energy sources--solar, wind,…
geothermal, nuclear--and offers suggestions for conserving power and reducing humans' impact on the earth. 2009This follow-up to An Inconvenient Truth (DB 64771) discusses ways humans can live in balance with the natural world. Topics…
include carbon-free energy such as solar, wind, or nuclear power; reforestation; soil conservation; and reduced consumption of material goods. For grades 4-7. 2009By Lester R. Brown. 2015
Brown, author of Plan B (DB 57616), and fellow researchers at the Earth Policy Institute summarize investigations into the impact…
of fossil fuels and the costs and benefits of transitioning to alternative energy sources, including wind and solar power. Present case studies from across the world, including the U. S. Midwest. 2015By David R. Montgomery. 2016
Married couple geomorphologist Montgomery and biologist Biklé recount the efforts they have made in transforming their yard into a thriving…
garden and the ways their experiences factored into Biklé's cancer diagnosis. The authors discuss the need for introducing organic material and maintaining a healthful balance with microbes, among other subjects. 2016