Search results
Results from the WOW.Com Content Network
Freezing temperatures induce dehydrative stress on plants, as water absorption in the root and water transport in the plant decreases. [2] Water in and between cells in the plant freezes and expands, causing tissue damage. Cold hardening is a process in which a plant undergoes physiological changes to avoid, or mitigate cellular injuries caused ...
Impacts of acidic water and Soil acidification on plants could be minor or in most cases major. In minor cases which do not result in fatality of plant life include; less-sensitive plants to acidic conditions and or less potent acid rain. Also in minor cases the plant will eventually die due to the acidic water lowering the plants natural pH.
Crassulacean acid metabolism, also known as CAM photosynthesis, is a carbon fixation pathway that evolved in some plants as an adaptation to arid conditions [1] that allows a plant to photosynthesize during the day, but only exchange gases at night.
Heat is lost from the body in proportion to the amount of exposed skin. [287] [288] The head accounts for around 7–9% of the body's surface, and studies have shown that having one's head submerged in cold water only causes a person to lose 10% more heat overall. [289] [medical citation needed]
Transpiration cools plants, as the evaporating water carries away heat energy due to its large latent heat of vaporization of 2260 kJ per liter. This section is an excerpt from Transpirational cooling (biological) .
It affects the exchanges of mass (water evaporation, CO 2) and of energy (heat) between the plant and the atmosphere by renewing the air at the contact with the leaves . It is sensed as a signal driving a wind-acclimation syndrome by the plant known as thigmomorphogenesis , leading to modified growth and development and eventually to wind ...
Supercooled water, still in liquid state Start of solidification as a result of leaving the state of rest. Supercooling, [1] also known as undercooling, [2] [3] is the process of lowering the temperature of a liquid below its freezing point without it becoming a solid.
Acid rain can have harmful effects on plants, aquatic animals, and infrastructure. Acid rain is caused by emissions of sulfur dioxide and nitrogen oxide, which react with the water molecules in the atmosphere to produce acids. Acid rain has been shown to have adverse impacts on forests, freshwaters, soils, microbes, insects and aquatic life ...