Results 201 to 210 of about 4,209,073 (340)

Wild Plant Species Endangered Through Intensive Harvest

open access: yes, 2007
The spontaneous vernal and pre-vernal flora faces a serious threat from massive harvest by tourists and flower-sellers. This has resulted in an inevitable gradual decrease in plant numbers, even endangering the existence of certain populations. The present paper considers 16 pre-vernal species that have been cultivated and now reproduce themselves in ...
openaire   +1 more source

Warming‐Mediated Decreases in Nectar Quality Translate Into Lower Energy Reserves of the Monarch Butterfly (Danaus plexippus)

open access: yesGlobal Change Biology Communications, EarlyView.
Warming caused a significant decrease in monarch fat mass, likely due to an observed reduction in sucrose concentration caused by warming of the nectar. Since sucrose fuels fall migration and overwintering, our results suggest climate warming may reduce migration success and overwinter survival.
Katherine Peel   +3 more
wiley   +1 more source

Revisiting the Flora of Saudi Arabia: Phytochemical and Biological Investigation of the Endangered Plant Species Euphorbia saudiarabica. [PDF]

open access: yesMetabolites, 2023
Fantoukh OI   +11 more
europepmc   +1 more source

TRANSITIONS: Biophilia, Beauty and Endangered Plants

open access: yes, 2018
While the science continues to underline the increasing risks posed by climate change, rallying the public to the cause has proved increasingly difficult. A major challenge is finding alternatives to the despair, hopelessness and consequent sense of disempowerment that confronting the realities of climate change can provoke.
openaire   +1 more source

Identifying priority areas for grassland endangered plant species in the Sanjiangyuan Nature Reserve based on the MaxEnt model

open access: yes, 2018
Xiaoyu Wu   +8 more
semanticscholar   +1 more source

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