From the phytogeographical standpoint, ecology is frequently termed ecological plant geography.
In a general way, floristic plant geography is concerned with species, ecological plant geography with vegetation.
Ecological Classes.Many attempts have been made to divide plants and plant communities into classes depending on habitat factors.
The above classification by Warming, although it was without doubt the best ecological classification which had, at the time, been put forward, has not escaped criticism.
md difficult to regard coniferous forests as a natural ecological group. At much higher altitudes, in the south-west of the Mediterranean region, forests occur of the Atlantic cedar (Cedrus atlantica).
It is only in a general sense like Schimpers that such ecological terms as xerophytes have any value; and it is not possible, at least at present, to frame ecological classes, which shall have a high scientific value, on a basis of this nature.
One of the best known classifications on these lines is that by Warming.1 Warming recognized and defined four ecological classes as follows: Hydrophytes.These live in a watery or wet substratum, with at least 80% of water.
When the nature and effect of ecological factors have become more fully understood, it will be possible to dispense with the above artificial classification of factors, and to frame one depending on the action of the various factors; but such a classification is not possible in the present state of knowledge.
The identity of plant form of many of the conifers of both temperate and of warm temperate districts is probably a matter of phylogenetic and not of ecological importance.
On the other hand, ecological plant geography seeks to ascertain the distribution of plant communities, such as associations and formations, and enquires into the nature of the factors of the habitat which are related to the distribution of plantsplant forms, species, and communities.
This book is a model of applied ecological economics.
I have used cynipid galls in ecological studies for over 13 years.
subdivided plant geography into floristic plant geography and ecological plant geography.
The greatest ecological catastrophes have occurred through the introduction of alien species.
When I began these experiments my motivation was our fear of an imminent ecological catastrophe and a nuclear war in Europe.
deduce from this simple observation that tree planting is in line with Nature's own efforts to improve ecological health.
correct for ecological bias.
By using locally indigenous species we can promote hedgerow restoration and creation throughout the area to provide visual and ecological links between existing and proposed woodland areas.
There are unifying principles that can be used to understand diverse ecological genetic phenomenon.
Increased affluence from tourism has also resulted in greater ecological degradation.
Bes publications and links to other ecological societies.
A ' soil bioengineering ' initiative with the University of Dundee is studying vegetation as an ecological solution for slope stabilization.
Keywords: Ecological biogeography, practical, agricultural land.
The ecological fallacy has become a bugbear to frighten people away from interpreting social observations in collective terms.
Sa Rota's restaurant with dinners served by candlelight with ingredients produced in Sa Rota's own ecological vegetable garden.
Advisory Raise awareness of the ecological importance of old birch stands to a variety of native species including the Welsh clearwing.
All these ecological factors lead to severe constraints and increase famine vulnerability at alarming rates.
True, by the time of its collapse 15 years ago the Soviet Union was a byword for ecological devastation.
The implication is that Kyoto is good coin and if put into effect can actually prevent an ecological disaster.
The use of management plans based on sound ecological surveys to co-ordinate economic, environmental and social objectives should be standard practice.
Ecological effects of atmospheric reactive nitrogen deposition on semi-natural terrestrial ecosystems.
eighty-six percent of the world population has an ecological footprint smaller than 5.45 hectares.
Ecological entomology, 10, 1 - 7. Suppliers A useful source of butterflies is Worldwide Butterflies, Sherborne, Dorset DT9 4QN.
The Principles also acknowledged the various sensitivities of the site, namely, its historic and ecological value, together with its residential environs.
espousal of green values and their attempt to infiltrate and exploit the ecological movement.
The ethic of individualism is the ethic of individualism is the ethic of ecological and social disintegration.
extirpated species requires a multi-disciplinary effort involving many people and agencies to address the ecological, economic and political factors involved.
Keywords: Base rate fallacy, Bayes ' theorem, decision making, ecological validity, ethics, fallacy, judgment, probability.
The ' ecological fallacy ' is a statement about ' ecological correlation ', not about ecology in itself.
festival goers are being invited to confess their ecological sins.
Our Ecological footprint: Reducing Human Impact on the Earth.
fracture mechanics to ecological modeling.
He then proposes his own new approach that he calls ecological functionalism.
To what extent do you consider ' ecological footprinting ' to be a useful tool in pursuing the goals of sustainable tourism?
palatable species have moved into the ecological niche they once occupied.
For example, coal mines can damage the ecological structure of the mountains.
Here research, education and ecological living are uniquely combined.
The visual, ecological and heritage values of some of the finest areas have been recognized in a variety of statutory and non-statutory designations.
The global Ecological Footprint was 13.5 billion global hectares in 2001, or 2.2 global hectares per person.
heedless of the fact that they are having a devastating effect on the ecological balance.
While the benefits of GM crops remain illusory, the success and benefits of ecological, natural farming systems are well documented.
Ecological Reasons Individual species and ecosystems have evolved over millions of years into a complex interdependence.
interpretative reporting (especially Ecological Impact Assessments) to a high standard.
Much more research is required to unravel the ecological significance (if any) of the alkyl iodides.
Dr. Kirpotin told the magazine the situation was an " ecological landslide that is probably irreversible and is undoubtedly connected to climatic warming " .
The existence of forest islands offering healthy populations of these palms are the single most important ecological requirement for the Blue-throated macaw.
Research in a variety of fields, ranging from fracture mechanics to ecological modeling.
Probiotic bacteria modulate the immune system and provide an ecological balance in the gut that excludes disease-causing microbes.
In this new edition of ' oral microbiology ' the authors ' combine the clinical aspects of oral microbiology with an ecological emphasis.
Wolves, occupying a similar ecological niche to humans, may give us insight into our own mental life.
occupying a similar ecological niche to humans, may give us insight into our own mental life.
oceanic plankton: biogeochemical, ecological and evolutionary links.
These may well involve high import costs, ecological damage and displace alternative livelihoods.
Modeling the persistence of volunteer oilseed rape (Brassica napus ). Ecological Modeling.
outpace ecological footprint is now outpacing many of the natural phenomena that govern our world.
Ecological assumptions entered into the models that were then used to predict evapotranspiration and net photosynthesis.
The ecological relations between the herring and the plankton investigated with the plankton investigated with the Plankton Indicator.
Simo, R. Production of atmospheric sulfur by oceanic plankton: biogeochemical, ecological and evolutionary links.
Now, a two-year drought that has left creeks dry and forced ranchers to sell livestock is increasing the ecological damage.
Both ICRI and the Mauritius event served as reminders to look beyond sectoral issues in MPA planning toward overall social and ecological resilience.
Use locally indigenous species promote hedgerow restoration and creation throughout the area to provide visual and ecological links between existing and proposed woodland areas.
This is not to say that the path to ecological sanity is to be found via education alone.
Every person has the right to an equal share of Earth's limited ecological capacity.
soggy soil is a clever ecological solution for shade lovers.
Progress has meant the looming specter of the complete dehumanization of the individual and the catastrophe of ecological collapse.
Brief city tour; visit to the floating district of BelÃ©n and later transfer to a private Ecological Reserve on private speedboat.
stirrings of an ecological conscience.
tease out the ecological implications of the capitalist economic system.
The ecological conditions that traditionally sustained natural pest control in citrus have been disturbed, thus trapping farmers in the pesticide treadmill.
unravel the ecological clues to safeguard Suffolk's mammals.
It is a research technique of some ecological validity.
They discovered an ecological wonderland Just how safe are our beaches?
The true relation of systematic to ecological anatomy (see below) also awaits proper elucidation.
Finally we may mention ecological anatomy, i.e.
Until much more advance has been made by ecologists in the investigation of the nature of habitat factors, and until the effect of the factors on the plants has been more closely investigated by physiologists, it will remain impossible to place ecology on a physiological basis: all that is possible at present is to give a physiological bias to certain aspects of ecological research.
The scrub of West and South Australia in its ecological aspect resembles so completely the other sclerophyllous formations that a description of it must seem a repetition.
Ecological Adapt ations.It is now possible to consider the ecological adaptations which the members of plant cornmunties show in a given geographical district such as western Europe, of which England of course forms a part.
Every person has the right to an equal share of Earth 's limited ecological capacity.
Planting near to mature trees which naturally remove a great deal of moisture from soggy soil is a clever ecological solution for shade lovers.
In an ecological context, host specificity may be a major driving force for speciation in parasitic plants.
To my mind, Group B feels the stirrings of an ecological conscience.
Working within a ' classical ' Marxist framework, I have sought to tease out the ecological implications of the capitalist economic system.
Can they unravel the ecological clues to safeguard Suffolk 's mammals.
Temperatures and weather conditions: Many ecosystems depend on a very delicate ecological balance.
Garnet McPherson created the Sustainable Living magazine as part of an effort to reach an ecological future for individuals as well as for the planet as a whole.
Culture: Ecological art and sports round out this section concerned with the finer points of an environmentally-friendly way of living.
If you'd like to get even more involved, for example by joining an activist group or the ecological education movement, contact Sustainable Living through the website and start making a difference on a global and local level.
You can reduce your ecological footprint by using less material goods.
To consumers worldwide that are worried about the environment organic farming fit's the bill; it allows them to share in the ecological upkeep of the planet.
Students also learn the classification of all life including members of the plant kingdom, animal kingdom, and the ecological system in which we all live.
Most vegetarians follow an environmentally conscious lifestyle, regardless of whether they chose to give up meat for ecological reasons or other rationale.
This retailer embodies the band's ecological message and offers children's clothes that are manufactured using sustainable materials.
Smaller-sized ships not only help preserve the natural ecological environment, but afford adventurous cruisers the opportunity to explore some of the archipelagos' most remote locations.
Take care to choose a cultivar that will not cause ecological problems in your area, and when in doubt, consult with a knowledgeable professional.
Choose a species that is safe and noninvasive in your area, and you will be able to enjoy your honeysuckle without concern of ecological harm.
These days, many people are considering the ecological and human toll produced when mining natural diamonds and precious metals.
For example in 2004, we were part of the Brazilian Ecological Brooms that were exported to the United States.
This means that we are as driven by, focused on, and committed to our social and ecological bottom lines as we are to our financial bottom line.
Organic farms leave a much softer ecological footprint in terms of runoff damage to the surrounding areas.
According to the National Organic Standards Board definition of "organic," the goal is to minimize ecological impact while enhancing biodiversity and soil life.
By proxy, this means that you are supporting the many positive ecological factors, like the elimination of harmful runoff and human treatment of animals and employees, associated with organic farming and manufacturing.
Organic farming and manufacturing produces less harmful runoff and leaves a smaller ecological footprint on nature, animals, and even people, which is an investment into our future that cannot be taken lightly.
Buying organic kosher beef is a great way to feed your family healthy animal protein without compromising your religious, ecological, or social beliefs.
Plastic pet caskets are economical and sometimes ecological alternatives to traditional burial containers for your favorite animals that have passed away.
This ecological disaster was caused by the deep plowing of agricultural land on the Great Plains.
Cultured diamonds are also a much better choice for consumers interested in the ecological and environmental impact of precious stones.
In an age of political and ecological correctness, you might ask yourself whether leather is ultimately better.
The result was a shoe that truly defined ecological comfort for the feet, with a marked focus on keeping the feet in healthy shape.
The telenovela fell into a very specific genre of telenovela that is less frequently used: the ecological or environmental telenovela.
This early commitment to advanced engineering paved the way for Citizen to create watches that leave minimal ecological footprints in both manufacture and operation.
Eco-conscious yogis love this mat for its earthy natural look and feel, and the low ecological footprint it creates.
This year, consider creating Earth Day crafts inspired by the ideas behind this holiday: conservation, environmental appreciation, and ecological awareness.
What if cascading ecological problems created fertility problems for the human race, and we had to turn to cloning to perpetuate our species?
Years later she became commander and coordinated a relief effort on Earth suffering from ecological attacks by orbiting probes.
The word usage examples above have been gathered from various sources to reflect current and historial usage. They do not represent the opinions of YourDictionary.com.