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Reference Terms
from Wikipedia, the free encyclopedia

Plant

A plant is a living organism that belongs to the kingdom Plantae and is characterized by its ability to produce its own food through photosynthesis. Most plants are rooted in soil, have stems and leaves, and contain the green pigment chlorophyll, which captures sunlight to convert carbon dioxide and water into glucose and oxygen. This process not only sustains the plant itself but also supports life on Earth by generating oxygen and serving as the foundation of most food chains.

Plants come in a wide variety of forms, from tiny mosses and grasses to towering trees and flowering shrubs. They play critical roles in ecosystems by stabilizing soil, regulating water cycles, providing habitats, and storing carbon. Many plants also have reproductive structures such as flowers or cones and produce seeds that enable them to reproduce and spread.

In addition to their ecological importance, plants are essential to human life. They provide food, medicine, fiber, fuel, and raw materials for countless industries. Their beauty and diversity also contribute to cultural and aesthetic value around the world. Understanding and protecting plant life is key to preserving biodiversity and sustaining the health of the planet.

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July 22, 2026

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Oxygen is disappearing from oceans, lakes, rivers, and coastal waters at an alarming rate, threatening aquatic life and weakening the natural processes that help regulate Earth’s climate. Scientists warn that this widespread deoxygenation is ...
The asteroid that wiped out the dinosaurs was likely an exceptionally rare CO chondrite from a distant region of the solar system. Its unusual chemistry suggests that planet-cooling dust and debris, ...
Scientists have found evidence that a major Cascadia earthquake could trigger a second quake on the San Andreas Fault. The discovery came from unusual sediment layers formed by underwater landslides ...
A catastrophic asteroid breakup may have triggered a huge wave of impacts across the inner solar system about 800 million years ago. The debris was launched from near a gravitational gateway controlled by Jupiter, sending fragments toward Earth, the ...
Seismic waves have revealed that the oceanic plate beneath the Ontong Java Plateau was dramatically transformed by the colossal volcanic activity that created it more than 100 million years ago. Researchers found a complex structure of horizontal ...
Tiny plastic particles in drinking water may be doing more than contaminating the environment. New research suggests nanoplastics can actually help harmful bacteria survive by strengthening the slimy biofilms they form inside water systems. These ...
A major DNA study has rewritten the koala's evolutionary story, revealing that the species suffered a dramatic population collapse about 100,000 years ago, long before humans arrived in Australia. By calculating the koala's mutation rate for the ...
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Scientists have identified a hidden feedback loop that may explain how Earth has regulated its climate for tens of millions of years. As sea levels rose and fell, they changed how much phosphate reached the open ocean, affecting marine life and the ...
NASA's PACE satellite captured the Black Sea glowing turquoise during its annual phytoplankton bloom. The vivid color comes from massive numbers of coccolithophores, microscopic organisms whose reflective shells brighten the water enough to be seen ...

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