Search results
Results from the WOW.Com Content Network
Many blooms are higher in chlorophylls and primary carotenoids during early stages of the bloom, causing the snow to appear green or yellow. [15] Later in the summer, the bloom may switch to orange or red due high production of astaxanthin during low nutrient periods and the snow algae’s more stable cyst stage that they use to over-winter.
Due to the absorption of solar energy by the alga, albedo would be reduced and the darker areas on the snow where the blooms form would melt more rapidly. [39] As a result, populations of C. nivalis would increase, creating a feedback loop that amplifies melting and reduces sunlight absorbance which contributes to glacier retreat and lowering ...
Also known as the powderpuff tree or silk tree, this fast-growing small to medium-sized tree has feathery leaves and showy, puffy, pink blooms that turn into flattened seed pods. It’s typically ...
Cyanobacteria (blue-green algae) bloom on Lake Erie (United States) in 2009. These kinds of algae can cause harmful algal bloom. A harmful algal bloom (HAB), or excessive algae growth, is an algal bloom that causes negative impacts to other organisms by production of natural algae-produced toxins, water deoxygenation, mechanical damage to other organisms, or by other means.
Standing in a forest of naked trees and brown leaves, brilliant white clusters appeared up and down the stems of the otherwise bare plant, the video shared Jan. 15 on Facebook by the Texas Parks ...
All snow algae producing red or orange snow are actually green alga that owe their red color to a bright red carotenoid pigment, which protects the chloroplast from intense visible and also ultraviolet radiation, as well as absorbing heat, which provides the alga with liquid water as the snow melts around it. Algal blooms may extend to a depth ...
Sweet basil is similar to Genovese basil, but is slightly sweeter with a hint of licorice flavor and larger leaves. Purple Ruffles has deep purple, frilly leaves and an upright form that makes it ...
A few species of algae produce toxins, but most fish kills due to algae bloom are a result of decreased oxygen levels. When the algae die, decomposition uses oxygen in the water that would be available to fish. A fish kill in a lake in Estonia in 2002 was attributed to a combination of algae bloom and high temperatures. [15]