Dolphins: Everything you need to know - Earth.com
WEBDolphins are a group of marine mammals that belong to the order Cetacea, which also includes whales and porpoises. They are found in oceans and rivers all around the world and are known for their intelligence, social behavior, and acrobatic abilities. There are over 40 different species of dolphins, ranging in size from the small Maui dolphin ...
Planet Mars captured in "true" color for the first time ever
WEBJan 8, 2024 · Marvelous Mars in true, full color. Typically, the HRSC captures the Martian surface from about 300 kilometers up, focusing on areas around 50 kilometers wide. However, this new mosaic adopts a different approach. To encompass a broader view, the camera collected 90 images from higher altitudes, …
Earth.com -- Earth News, Earth Images, Earth Videos
WEB09-30-2024. 09-29-2024. At Earth.com, our goal is to provide the internet with a homepage for anything and everything about our planet Earth and the environment.
Earth's Magnetic Field: Origin, Structure, and Impact on Humanity
WEBEarth’s magnetic field, also known as the geomagnetic field, is a powerful, vital phenomenon that extends from the interior of the Earth into outer space, where it interacts with the solar wind, a stream of charged particles emanating from the Sun.. This magnetic field serves as a protective shield against solar radiation and plays a crucial role in many of Earth’s life-sustaining systems.
Supercontinents 101: Pannotia, Gondwana, and Pangea - Earth.com
WEBThe three most recent supercontinents were Pangea, Gondwana, and Pannotia. Geologists think there were other supercontinents before these three. We call them Nuna (or Columbia), Rodinia, and Ur. One definition of a supercontinent is a single landmass that contains at least 75% of all land on Earth.
What Are Natural Resources and How Do We Use Them?
WEBThese raw materials, such as lumber, metals, food, and water are “natural resources.”. Humans have built the world’s economy upon the use, and many times exploitation, of these resources. To understand natural resources, it is helpful to break them into categories. The two most broad categories are renewable and non-renewable resources.
What Are the Current Theories of How the Universe formed?
WEB300 million years. We’re jumping forward a bit here. As the initial burst of atoms and gas expands, gravity starts to become a relevant factor. Pockets of different densities of gas give birth to stars and collections of stars start to form galaxies. ~9 billion years. Our sun forms. The universe is roughly 14 billion years old, and our sun is ...
A Beginner's Guide to Tree Identification - Earth.com
WEBLearning tree identification is the first step in appreciating this incredible group of woody plants that impact our lives so profoundly. Once you learn to call a tree by name, you will begin to notice more and more features and facts about that type of tree. Eucalyptus trees have interesting branching patterns and bark.
What is Environmental Science? - Earth.com
WEBEnvironmental science is a science that contains a wide range of scientific disciplines. These disciplines are grouped together based on the natural environment which they encompass and interact with. These sciences include physical, chemical, and biological components. Environmental science provides an interdisciplinary approach to the study ...
Tulare Lake has returned in California after completely vanishing …
WEBIn a remarkable case of environmental reclamation, Tulare Lake – once the largest body of freshwater west of the Mississippi River – has re-emerged in the San Joaquin Valley of California after vanishing 130 years ago. This resurgence, triggered by a series of atmospheric rivers over California in 2023, marks a significant moment not only ...