Many stars visible to the naked eye have such a low absolute magnitude that they would appear bright enough to cast shadows if they were only 10 parsecs from the Earth: Rigel (− 7. 0 ), Deneb (− 7. 2 ), Naos (− 6. 0 ), and Betelgeuse (− 5. 6 ).

Many significant photochemical reactions, such as ozone formation, occur in the Earth atmosphere and constitute atmospheric chemistry.

Many religious mythologies had a view of Earth as being a whole that is greater than the sum of its parts ( e. g. some Native American religions and various forms of shamanism ).

Many astronomers, geologists and biologists believe that exploration of the Solar System provides knowledge that could not be gained by observations from Earth's surface or from orbit around Earth.

Many other races exist, and have formed an “ Intergalactic Council ” to have their say on matters that affect them all, such as interference from Earth humans in their affairs.

Many Heathen groups adopt variants of Norse mythology as a basis to their beliefs, conceiving of the Earth as being situated on a great world tree called Yggdrasil.

Many Christians call their prophet Jesus of Nazareth the " Prince of Peace ", and see him as a messiah ( savior or deliverer ), the " Christ ", who manifested as the Son of God on Earth to establish God's Kingdom of Peace, wherein persons, societies, and all of Creation are to be healed of evil.

Many of these deposits date back to the Precambrian, and are pointed to as evidence of the Snowball Earth hypothesis.

Many technological processes produce unwanted by-products, known as pollution, and deplete natural resources, to the detriment of the Earth and its environment.

Many naturally-occurring radioisotopes ( another 51 or so, for a total of about 339 ) exhibit still shorter half-lives than 80 million years, but they are made freshly, as daughter products of decay processes of primordial nuclides ( for example, radium from uranium ) or from ongoing energetic reactions, such as cosmogenic nuclides produced by present bombardment of Earth by cosmic rays ( for example, carbon-14 made from nitrogen ).

Many high altitude locations on Earth have a climate where no month having an average temperature of or higher, but as this is due to elevation, this climate is referred to as Alpine climate.

Many historical cultures of Earth are reflected in the novels of Gor.

Many of the Ainur, including Melkor, become enamoured of the Earth, though Melkor still wants to dominate it and the Children.

Many denominations of Hinduism, such as Vaishnavism and some schools of Saivism, teach that occasionally, a god comes to Earth as a human being to help humans in their struggle toward enlightenment and salvation ( moksha ).

Many species are famous for undertaking long annual migrations, crossing the equator or circumnavigating the Earth in some cases.

Many scientists are actively engaged in the search for unicellular life within the solar system, carrying out studies on the surface of Mars and examining meteors that have fallen to Earth.

Many cities now extend the observance of Earth Day events to an entire week, usually starting on April 16 and ending on Earth Day, April 22.

Many more Motown-owned labels released recordings in other genres, including Workshop Jazz ( jazz ), Mel-o-dy ( country, although it was originally an R & B label ), and Rare Earth ( rock ).

Many of them went on to launch a new magazine, Wild Earth, and a new environmental group, the Wildlands Project.

Many cultures have held traditional beliefs that the Earth, or indeed the entire Universe, was brought into being in a grand Creation event by one or more gods.

Many of current business values are based on unrealistic economic assumptions ; adopting new economic models that take the Earth into account in the decision-making process is at the core of sustainable management.

" One of the projects of Jemison's foundation is The Earth We Share ( TEWS ), an international science camp where students, ages 12 to 16, work to solve current global problems, like " How Many People Can the Earth Hold " and " Predict the Hot Public Stocks of The Year 2030.

Many food plants are, or are grown as, annuals, including virtually all domesticated grains.

Many plants of this group are also adapted to conditions that encourage heavy concentrations of essential oils, and as a result some are flavourful aromatic herbs.

Many plants in this family, such as wild carrot, have estrogenic properties and have been used as a folk medicine for birth control.

Many of DOC's Arbor Day activities focus on ecological restoration projects using native plants to restore habitats that have been damaged or destroyed by humans or invasive pests and weeds.

Many plants and fungi reproduce asexually as well.

Many plants that are called " moss " are not true mosses.

Many bees are opportunistic foragers, and will gather pollen from a variety of plants, while others are oligolectic, gathering pollen from only one or a few types of plant.

Many plants have since closed.

Many members of this family are a normal part of the gut flora found in the intestines of humans and other animals, while others are found in water or soil, or are parasites on a variety of different animals and plants.

Many plants or plant parts are eaten as food.

Many plants have evolved fruits that are attractive as a food source to animals, so that animals will eat the fruits and excrete the seeds some distance away.

Many plants bearing edible fruits, in particular, have propagated with the movements of humans and animals in a symbiotic relationship as a means for seed dispersal and nutrition, respectively ; in fact, humans and many animals have become dependent on fruits as a source of food.

Many plants can be damaged or killed by freezing temperatures or frost.

) Many animals and plants are sentient, semi-civilized species competing with surviving humans.

Many plants are characteristic of the Antarctic flora, and are related to plants found in southern South America, New Zealand and Australia.

Many members of the genus are cultivated extensively in temperate climates as ornamental plants for garden and landscape use, and also commercially for the extraction of essential oils.

Many members of the family are widely cultivated, owing not only to their aromatic qualities but also their ease of cultivation: these plants are among the easiest plants to propagate by stem cuttings.

Many wetland plants are dependent upon low water levels to reproduce.

Many aquatic plants include lilies and pondweed.

" Many of these plants — but not all — had an alliance arrangement with John Crane.

Many important crop plants are plants, including maize, sorghum, sugarcane, and millet.