Earth Systems

Most of Earth is covered in water. Water falls from the sky as rain or snow. All living things need water to survive. Discover why water is an important part of nature!

Erosion changes Earth's natural features. It breaks down materials and can help make something new. Discover why erosion is an important part of nature!

All living things need air to survive. Air also protects Earth. Discover why air is an important part of nature!

The world of Azadia smolders in restless isolation, molten rivers splitting the earth, and curtains of ash dripping from a scarlet sky. The followers of Alrya - an empire that spans many worlds - believe Azadia to be the hell their faith condemns, but to Draden and his family, it is merely home. Once a feared warlord, Draden now wishes only to maintain a fragile peace in his corner of Azadia. But Draden's contentment ends swiftly when a Tear - a passageway between worlds - splits open in his kingdom, and a stranger comes tumbling through with the fury of Alrya licking at his heels. Draden ...

Different kinds of rocks are found on Earth. Many are found deep inside Earth. Discover why rocks are an important part of nature!

Soil covers most of the land on Earth. It feeds plants and is home to many animals. Discover why soil is an important part of nature!

The notion of a living world is one of humanity’s oldest beliefs. Though once scorned by many scientists, the concept of Earth as a vast interconnected living system has gained acceptance in recent decades. Life not only adapts to its surroundings – it also shapes them in dramatic and enduring ways. Over billions of years, life transformed a lump of orbiting rock into our cosmic oasis, breathing oxygen into the atmosphere, concocting the modern oceans, and turning rock into fertile soil. Life is intertwined with Earth’s capacity to regulate its climate and maintain balance.

The Retribution’s race to save L6 is almost overFirst Officer Johnson has used every scarp of math and heart she has in one desperate attempt to save L6 only to watch helpless as Night Sprinter destroys the first gravity mine. Now with the death of hundreds on her hands Charlie faces more than her conscious. Buy your copy today!

The energy in our bodies is connected to the unlimited energy of the universe itself. When we are stressed and living with chronic anxiety, our autonomic nervous system (ANS) is usually out of balance, disconnected and stuck in a 'fight or flight' mode. This can cause a range of long-term physical and mental health problems. The harmonic sounds in this premium audiobook are specifically designed to calm the autonomic nervous system and put you on a 'rest, relax and repair' mode where the mind can still and the body can begin to heal.

Delve deeper into the intricate workings of Earth's land-based ecosystems with Dynamics of Terrestrial Ecosystems, the second installment in The Earth's Web series. This volume unravels the complex interactions and processes that shape the balance of life on land, from the water and nutrient cycles to the competition and cooperation that define species relationships.

Learn all about our solar system through a fantastic adventure in this audiobook.

Start a peaceful revolution by planting an edible ecosystem and sharing the experience with your neighbors. Humans have always thrived in rich, diverse, edible ecosystems. Yet most cities and suburbs are blanketed by lawns, ornamentals, and a lack of biodiversity, let alone anything edible. It is within these sterile landscapes that seeds of an edible ecosystem lie. The Edible Ecosystem Solution is a comprehensive, practical guidebook that looks at underutilized spaces to reveal the many opportunities for landscape transformation.

If a black hole is not a hole, then what is it? Find out what black holes are, what causes them, and how scientists first discovered them. Learn how astronomers find black holes, get to know our nearest black-hole neighbor, and take a journey that will literally s-t-r-e-t-c-h the mind.

FIFTY DELICIOUS EVERYDAY VEGAN-VEGETARIAN RECIPES that anyone can make and the whole family will enjoy. Simple for even non-cooks to read and follow. Well-seasoned with everyday herbs and spices used for thousands of years. [Adapted with "soup bone" or dairy garnish for transitional eaters.] 175 clinical references on herbs and spices protective agains colds, flu, cancer, heart disease and other degenerative conditions and improving immune system vitality. Excellent compliment to alternative cancer remedies, great addition to the breast cancer diet or for those pursuing holistic, ...

In 2013, Kate Greene moved to Mars. That is, along with five fellow crew members, she embarked on NASA’s first HI-SEAS mission, a simulated Martian environment located on the slopes of Mauna Loa in Hawaii. For four months she lived, worked, and slept in an isolated geodesic dome, conducting a sleep study on her crew mates and gaining incredible insight into human behavior in tight quarters, as well as the nature of boredom, dreams, and isolation that arise amidst the promise of scientific progress and glory.

In the early days of civilization, we knew nothing about the moon. It was considered as a god chasing the sun in an endless race through the sky. Today, we know much more than our ancestors. We can speculate on the creation of the moon and what the Earth would be without the moon. It turns out that our moon has played a much more important role in life development than anyone would have thought.

The water sprite with roots is personified as a friend who experiences many encounters, imbalances, fears, and hopes in his water cycle journey. Because he shares an affinity with any organic life form derived from carbon and hydrogen, he can communicate with other beings and express their stories from their realities. Most importantly, he talks the walk through his mission of discovering cyclical truths from the sun to water to nutrients to plants to animals to decomposing bacteria to respecting the biodiversity essential for all life.

Game theory is central to understanding the dynamics of life forms in general and humans in particular. Living creatures not only play games, but dynamically transform the games they play, and have themselves thereby evolved their unique identities. For this reason, the material in this book is foundational to all the behavioral sciences, from biology, psychology and economics to anthropology, sociology, and political science. Disciplines that slight game theory are the worse-indeed, much worse-for it. We humans have a completely stunning capacity to reason, and to apply the fruits of ...

First Officer Charleen Johnson is in a fight for her life, and only Doctor Embray can save her.But if Charlie lives the rest of the systems go to war. Buy your copy today!

Book Seven: F’Thayla’s attempt on the First Chair fails bringing Doctor Embray and Charlie to Venus as spies. But what they don’t know might kill them, the Venusians already know their coming. Now it’s a race, Charlie has to save the good doctor alone from torture and death before she is caught and faces the same fate! Buy your copy today!