Not exact matches
Considering that human activity has indirectly brought together species
through planetary warming and increased fossil fuel emissions, the question on the minds of many biologists like Arnold is whether humans should play a role in preventing hybridization like this.
According to the latest Intergovernmental Panel on Climate Change report, the world may have as little as 15 years to «keep
planetary warming to a tolerable level,»
through an aggressive push to bring down carbon emissions.34
It is rapidly expanding energy use, mainly driven by fossil fuels, that explains why humanity is on the verge of breaching
planetary sustainability boundaries
through global
warming, biodiversity loss, and disturbance of the nitrogen - cycle balance and other measures of the sustainability of the earth's ecosystem.
An area of tropical forest the size of India will be deforested in the next 35 years, burning
through more than one - sixth of the remaining carbon that can be emitted if global
warming is to be kept below 2 degrees Celsius (the «
planetary carbon budget»), but many of these emissions could be cheaply avoided by putting a price on carbon.
Next: «Solar radiation at the frequencies of visible light largely passes
through the atmosphere to
warm the
planetary surface, which then emits this energy at the lower frequencies of infrared thermal radiation.
It's also one of the reasons that I linked to Hoffman et al at Bart's in the first place... None of this changes the fact that global
warming is going to be a huge hit on
planetary biodiversity further into this century, and over coming centuries, both
through direct effects and
through exacerbation of other non-climate-change impacts.
Although one of the ES components mentioned above, the global economy, is about to inadvertently transform that face
through massive emissions of greenhouse gases (GHGs) and the so - induced
planetary warming, one other crucial component, the human brain, struggles to advertently preserve it by constructing clumsy institutions like the United Nations Framework Convention on Climate Change (http://unfccc.int/resource/docs/convkp/conveng.pdf).