By Roger Harvey, Eric Sévigny
Read or Download Caillou and the Rain PDF
Best weather books
This interesting textual content offers a mathematically rigorous but available textbook that's basically geared toward atmospheric technology majors. Its accessibility is because of the texts emphasis on conceptual figuring out. the 1st 5 chapters represent a spouse textual content to introductory classes masking the dynamics of the mid-latitude surroundings.
Climatology and meteorology have primarily been a descriptive technology till it grew to become attainable to exploit numerical types, however it is essential to the good fortune of the tactic that the version needs to be a great illustration of the true weather procedure of the Earth. versions are required to breed not just the suggest houses of weather, but additionally its variability and the powerful spatial family members among weather variability in geographically various areas.
Weather switch is going on. it's very most probably attributable to the emission of greenhouse gases from human actions, and poses major dangers for more than a few human and usual structures. And those emissions proceed to extend, to be able to lead to additional swap and larger dangers. America's weather offerings makes the case that the environmental, financial, and humanitarian hazards posed through weather switch point out a urgent desire for tremendous motion now to restrict the importance of weather switch and to arrange for adapting to its affects.
During this enlightening and compelling background of wrestle from global battle II to the Vietnam clash, writer John F. Fuller describes the journey that was once the Air climate provider and introduces its brave kin of forecasters who supplied important climate help for the nation's military and made amazing contributions of the sphere of meteorology.
Additional resources for Caillou and the Rain
Handling snowflakes like this causes surprisingly little damage, although it does not yield perfect results every time. Fortunately, if a specimen breaks, there are plenty more to choose from. Once a crystal is under the microscope, I have anywhere from a few minutes (on colder days) to a few seconds (on warmer days) to adjust the lighting, focus, and take the shot. Taking good pictures means taking a lot of pictures, and a good snowfall might yield a hundred or more in an afternoon. Everything must be done outside in the cold, and only my camera has the luxury of a heated enclosure to keep warm.
ISBN-13: 978-0-7603-2997-9 (hardbound w/ jacket) ISBN-10: 0-7603-2997-4 (hardbound w/ jacket) 1. Nature photography. 2. Snowflakes--Pictorial works. I. Title. 3--dc22 2007020331 On the front cover: The four cover snowflakes were all photographed one cold January day in northern Ontario, when the clouds delivered a multitude of large, well-formed stellar crystals.
Faceting tends to dominate the growth dynamics when crystals are small, so the tiniest snowflakes are likely to have a simple hexagonal shape. As a snow crystal grows larger, simple faceted growth becomes impossible. The corners of a hexagonal crystal stick out farther into the humid air, so they tend to accumulate more water molecules and grow out a bit faster. The extra growth causes the corners to stick out even farther, which again increases their growth. There is a positive feedback effect, and soon six branches sprout from an initially hexagonal crystal.