This book views Mercury as a whole in the context of its environment. It illustrates what we know and what we need to know, and why understanding Mercury is so crucial to our understanding of solar system origin and current processes on Earth. The book describes our current state of knowledge for Mercury and interactions between interior, exterior, and space environment which are highly dynamic and thus critical to understanding Mercury as a system.
This SpringerBrief details the MESSENGER Mission, the findings of which present challenges to widely held conventional views and remaining mysteries surrounding the planet. The work answers the question of why Mercury is so dense, and the implications from geochemical data on its planetary formation. It summarizes imaging and compositional data from the terrestrial planet surface processes and explains the geologic history of Mercury. It also discusses the lack of southern hemisphere coverage. Our understanding of the planet Mercury has been in a transitional phase over the decades since Mariner 10. The influx of new data from the NASA MESSENGER Mission since it was inserted into the orbit of Mercury in March of 2011 has greatly accelerated that shift. The combined compositional data of relatively high volatiles (S, K), relatively low refractories (Al, Ca), and low crustal iron, combined with an active, partially molten iron rich core, has major implications for Mercury and Solar System formation. From a scientist at NASA Goddard Space Flight Center, this presents a comprehensive overview of the discoveries from the ten-year MESSENGER mission.
Remote Sensing from a New Perspective The idea for this book began many years ago, when I was asked to teach a course on remote sensing. Not long before that time, I had been part of the effort to develop the first database for planetary data with a common digital array format and interactive processing capabilities to correlate those data easily: the lunar consortium. All the available lunar remote sensing data were included, orbital and ground-based, ranging across the entire electromagnetic spectrum. I had used this powerful tool extensively, and, in that spirit, I was determined to create a course which covered the entire spectrum and a variety of targets. As I looked around for the equivalent of a textbook, which I was willing to pull together from several sources, I realized that available material was very heavily focused on the visual and near visual spectrum and on the Earth as a target. Even The Surveillant Science, edited by Edward Holz and published in 1973, which broke new ground in having diverse articles on most of the spectrum when it was created, focused entirely on the Earth. My personal favorite, the exceedingly well written book on remote sensing by Floyd Sabins first published in 1978, covered the visual, infrared, and microwave portions of the spectrum beautifully but focused on the Earth as well. Unhindered, I developed what I called ‘packets’ of material for each part of the spectrum.
This book views Mercury as a whole in the context of its environment. It illustrates what we know and what we need to know, and why understanding Mercury is so crucial to our understanding of solar system origin and current processes on Earth. The book describes our current state of knowledge for Mercury and interactions between interior, exterior, and space environment which are highly dynamic and thus critical to understanding Mercury as a system.
This SpringerBrief details the MESSENGER Mission, the findings of which present challenges to widely held conventional views and remaining mysteries surrounding the planet. The work answers the question of why Mercury is so dense, and the implications from geochemical data on its planetary formation. It summarizes imaging and compositional data from the terrestrial planet surface processes and explains the geologic history of Mercury. It also discusses the lack of southern hemisphere coverage. Our understanding of the planet Mercury has been in a transitional phase over the decades since Mariner 10. The influx of new data from the NASA MESSENGER Mission since it was inserted into the orbit of Mercury in March of 2011 has greatly accelerated that shift. The combined compositional data of relatively high volatiles (S, K), relatively low refractories (Al, Ca), and low crustal iron, combined with an active, partially molten iron rich core, has major implications for Mercury and Solar System formation. From a scientist at NASA Goddard Space Flight Center, this presents a comprehensive overview of the discoveries from the ten-year MESSENGER mission.
This book considers patterns of women's employment in the period 1700-1850. Focusing on the county of Essex, material on the worsted industry, agriculture, fashion trades, service, prostitution, and marriage and family life will shed light on contemporary debates in history such as the sexual division of labour, controversy over continuity or change in women's employment, the importance of ideas of 'separate spheres' and 'domestic ideology', and the overall effects of capitalism on women's employment.
Poverty among the elderly is sharply gendered—women over sixty-five are twice as likely as men to live below the poverty line. Older women receive smaller Social Security payments and are less likely to have private pensions. They are twice as likely as men to need a caregiver and twice as likely as men to be a caregiver. Recent efforts of some in Washington to reduce and privatize social welfare programs threaten to exacerbate existing gender disparities among older Americans. They also threaten to exacerbate inequality among women by race, class, and marital status. Madonna Harrington Meyer and Pamela Herd explain these disparities and assess how proposed policy reforms would affect inequality among the aged. Market Friendly or Family Friendly? documents the cumulative disadvantages that make it so difficult for women to achieve economic and health security when they retire. Wage discrimination and occupational segregation reduce women's lifetime earnings, depressing their savings and Social Security benefits. While more women are employed today than a generation ago, they continue to shoulder a greater share of the care burden for children, the disabled, and the elderly. Moreover, as marriage rates have declined, more working mothers are raising children single-handedly. Women face higher rates of health problems due to their lower earnings and the high demands associated with unpaid care work. There are also financial consequences to these family and work patterns. Harrington Meyer and Herd contrast the impact of market friendly programs that maximize individual choice, risk, and responsibility with family friendly programs aimed at redistributing risks and resources. They evaluate popular policies on the current agenda, considering the implications for inequality. But they also evaluate less discussed policy proposals. In particular, minimum benefits for Social Security, as well as credits for raising children, would improve economic security for all, regardless of marital status. National health insurance would also reduce inequality, as would reforms to Medicare, particularly increased coverage of long term care. Just as important are policies such as universal preschool and paid family leave aimed at reducing the disadvantages women face during their working years. The gender gaps that women experience during their work and family lives culminate in income and health disparities between men and women during retirement, but the problem has received scant attention. Market Friendly or Family Friendly? is a comprehensive introduction to this issue, and a significant contribution to the debate over the future of America's entitlement programs. A Volume in the American Sociological Association's Rose Series in Sociology
Religiously-inspired novels, inspirational writings and biographical works on people who are models for spiritual growth are among the recommendations found in this reference.
Whereas conventional maps can be expressed as outward-expanding formulae with well-defined central features and relatively poorly defined edges, Constant Scale Natural Boundary (CSNB) maps have well-defined boundaries that result from natural processes and thus allow spatial and dynamic relationships to be observed in a new way useful to understanding these processes. CSNB mapping presents a new approach to visualization that produces maps markedly different from those produced by conventional cartographic methods. In this approach, any body can be represented by a 3D coordinate system. For a regular body, with its surface relatively smooth on the scale of its size, locations of features can be represented by definite geographic grid (latitude and longitude) and elevation, or deviation from the triaxial ellipsoid defined surface. A continuous surface on this body can be segmented, its distinctive regional terranes enclosed, and their inter-relationships defined, by using selected morphologically identifiable relief features (e.g., continental divides, plate boundaries, river or current systems). In this way, regions of distinction on a large, essentially spherical body can be mapped as two-dimensional ‘facets’ with their boundaries representing regional to global-scale asymmetries (e.g., continental crust, continental and oceanic crust on the Earth, farside original thicker crust and nearside thinner impact punctuated crust on the Moon). In an analogous manner, an irregular object such as an asteroid, with a surface that is rough on the scale of its size, would be logically segmented along edges of its impact-generated faces. Bounded faces are imagined with hinges at occasional points along boundaries, resulting in a foldable ‘shape model.’ Thus, bounded faces grow organically out of the most compelling natural features. Obvious boundaries control the map’s extremities, and peripheral regions are not dismembered or grossly distorted as in conventional map projections. 2D maps and 3D models grow out of an object’s most obvious face or terrane ‘edges,’ instead of arbitrarily by imposing a regular grid system or using regularly shaped facets to represent an irregular surface.
Featuring more than 22,000 listings for the best accommodations in every state in the Union and beyond, this guide for the most recognized name in the bed & breakfast industry is ideal for travelers seeking quaint and cozy lodgings. Features e-mail addresses and Websites.
Now in its 24th year, this B&B connoisseurs favorite presents the great boutique accommodations of the world. From upscale guesthouses to country inns, each establishment has been hand selected for its special touches and exceptional features, making this a guide that no traveler should be without.
In this fascinating and frank memoir, prominent Canadian media personality, Pamela Wallin, tells her story - from her birth in Wadena, Saskatchewan, to her role as host and producer of her #1 rated television show. Intelligent, thought-provoking and down-to-earth, Since You Asked is her answer to the many questions she's fielded about her life and an examination of her own influences and aspirations. It is a story that inspires and clearly illustrates Pamela Wallin's uncanny ability to uncover the truth.
In Ridley's gritty and suspenseful romance, Laurel Novak is infatuated with a friend's new boyfriend. But when a misguided one-night stand with him leaves Laurel pregnant, she discovers just how dangerous he can be.
Thank you for visiting our website. Would you like to provide feedback on how we could improve your experience?
This site does not use any third party cookies with one exception — it uses cookies from Google to deliver its services and to analyze traffic.Learn More.