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Green theory is a theory of international relations (IR). In contrast to mainstream theories of IR, it posits environmental issues as central to the study of international relations. According to green theory, mainstream theories like neorealism and neoliberalism fail to understand environmental problems through their rationalist and state ...
The green world hypothesis proposes that predators are the primary regulators of ecosystems: they are the reason the world is 'green', by regulating the herbivores that would otherwise consume all the greenery. [1] [2] It is also known as the HSS hypothesis, after Hairston, Smith and Slobodkin, the authors of the seminal paper on the subject. [3]
Co-existence of purple and green pigment-containing microorganisms in many environments suggests their co-evolution. It is possible that the Early Earth's biosphere was initially dominated by retinal-powered archaeal colonies that absorbed all the green light, leaving the eubacteria that "lived in their shadows" to evolve utilizing the residual ...
Green plants, also known as Viridiplantae, Viridiphyta, Chlorobionta or Chloroplastida: Plantae sensu stricto: Some unicellular, some multicellular Plants in a strict sense include the green algae, and land plants that emerged within them, including stoneworts. The relationships between plant groups are still being worked out, and the names ...
Plant intelligence is a field of plant biology which aims to understand how plants process the information they obtain from their environment. [ 2 ] [ 3 ] Plant intelligence has been defined as "any type of intentional and flexible behavior that is beneficial and enables the organism to achieve its goal".
Olapet was a plant-based Green Lantern, hailing from the planet of Southern Goldstar. She first appeared in Green Lantern Corps #217 (October 1987), and was created by Steve Englehart and Joe Staton. Olapet carries a seedling of herself in a pouch. She periodically dies and transfers both her memories and the Power Ring to the seedling.