Sentences with phrase «human activity»
The phrase "human activity" refers to anything that people do or the actions they take. It includes everything from work and play to eating and sleeping. Basically, it's about all the things humans do in their daily lives. Full definition
Most responses to today's environmental woes aim to limit the impact of human activity by minimizing pollution and waste.
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Some greenhouse gases occur naturally in the atmosphere, while others result from human activities such as burning of fossil fuels such as coal.
Otherwise we're simply monitoring the effects of human activity in our neighborhoods, without any reference to the overall picture, about which we presently know damn little.
A world - renowned scholar, he focused on the impact of human activities on climate change in his teaching and research, and his contributions extended well beyond our campus.
Consequently an increase in the atmospheric concentration of greenhouse gases from human activities such as burning fossil fuels leads to an enhanced greenhouse effect.
The focus generally has been on the individual as the basic unit of analysis, with human activity explained in terms of motives, personality, and social and cognitive traits and capacities.
What if we can't do anything meaningful to mitigate the warming (an increasing part of which human activity is the cause)?
There should also been some emphasis on how human activity relies on effective natural systems, and how human and physical processes interact to influence and change landscapes and environments.
In fact, if not for human activities, global climate would actually have cooled slightly over the past 50 years.
A new study suggests the best predictor of wildlife abundance in public lands is not human activity, but factors like forest connectivity and nearby housing density.
A ten - part film cycle that will unfold over the next three years, the work draws connections between human activity and marine ecology.
What it shows is how all kinds of gases from human activities affect the climate and in orange, their sum impact.
How much does human activity contribute compared to natural processes?
CO2 is the primary greenhouse gas emitted through human activities.
Black carbon comes from natural sources like forest fires and is also driven by human activities like the production or burning of fossil fuels, biofuels and biomass.
Whether human activities such as burning fossil fuels is contributing to the greenhouse effect is where much of the debate lies.
Because of increased human activities in their habitat, this mammal may become extinct sooner.
The calf muscles are strong and do not tire easily, as they have to work hard in walking or running, basic human activities since the dawn of time.
The study authors systematically compared the major environmental impacts of human activity over the past 50,000 years against these two formal requirements.
Major sources of greenhouse gas emissions from human activities include power generation (about 25 per cent of all emissions), transport, industrial activities, deforestation and agriculture.
As more and more human activity relies on computing power, the need for said power is growing at an almost exponential rate.
Multiple studies show that roughly 97 percent of scientists believe human activity contributes to climate change.
Not surprisingly, a storm has broken out over research saying human activities are not the main factor behind climate change.
This is the period when human activity began significantly altering the climate.
The study found that emissions from human activities at least doubled the risk of such an event.
And like most human activities, the ability to do it well improves with practice.
Before human activities such as land use changes and industrial processes had a significant impact, the global carbon cycle was roughly balanced.
In the other, everything was identical except that forests and other vegetation were kept as they would naturally be without human activities.
Rather, he would interpret it as evidence of past human activities, and that would be a reasonable conclusion.
Because, for the environment, dealing with normal human activity can be a battle.
Human activities further influence the pH of our water, from the barrage of toxic industrial pollutants.
In 2001, they were only 66 percent ready to blame human activity.
If kittens don't experience people or human activities during the early weeks of their lives they may never be able to see them as part of «normal» life.
Of the global warming believers, the majority also reported thinking that the burning of fossil fuels and other human activities play a role.
When carbon is emitted by human activities into the atmosphere it is generally thought that about half remains in the atmosphere and the remainder is stored in the oceans and on land.
Likewise the self serving economic structures that now control human activity will undergo a transformation.
The impacts of current human activities will continue over long periods.
Many human activities — including driving cars and heating homes — release carbon dioxide, or CO2, into the air.
No, I think that measuring with precision human activity on the climate is something very challenging to do, and there's tremendous disagreement about the degree of impact.
I hope this is not a site promoting the idea that only human activity influences climate change.
These and other human activities add over 30 billion tons of carbon dioxide each year into the atmosphere, with the greatest contribution from fossil fuel burning.
Hundreds of scientists around the world have conducted research that show human activities contribute the most to today's climate change.
Has recent human activity actually as good as killed the planet?