LOS ANGELES, Jan. 4 (Xinhua) -- New research at the University of Arizona (UA) on tree rings has found that climate change caused expansion of deserts. UA researchers studied tree rings going back 800 years and found climate change expanded the planet's most extreme deserts, including the ...
Planned grazing reverses desertification and it may be the only option on a Macro scale. This video is very interesting if not a little scary.
Sometimes we may find that every week there are a lot of new stories about how climate change is affecting the planet, or new plans to battle its effects. But the concept itself isn’t new at all — in fact, scientists have been exploring questions about climate change for almost 200 yea...
"However, the effect was also to change users' mental maps of London, not just in making the city seem like a functioning metropolis, but actually affecting their geographical understanding of the city. Distance, direction and existence — i.e., whether a place is on the Tube map or not ...
The browser version you are using is too old and does not support audio playback. Please use a modern browser such as Chrome. < > {{showSentense?"√":" "}}字幕 音频 视频 选集 X {{playbackRate}} 全部句子 {{currentSentence.Value}} 译 {{filter.Value}} 全部清除 建议...
Avoid choosing an issue as broad as climate change or world hunger. Instead, narrow these down into more manageable issues like rising sea levels or food deserts in rural communities. By staying focused on a sub-issue, you can really delve into the causes and solutions for that particular top...
We have only four more years to act on climate change. –James Hansen 2009 It looks like our time is already up, or maybe we have two more years, depending on whether you work from the 2006 or 2009 version. If you are working from the 2C ‘dangerous’ target, Michael Mann argued re...
This is one of the more difficult factors to predict using current models. What Will the Effect of This Be? The wide range of impacts outlined below gives an indication of the variety and the extent of the influence of climate change on the lives of individuals in their own homes, around...
How are humans affecting the polar deserts? How does climate change affect the desert? How does the Namib Desert affect the people around it? How does the Mojave Aster adapt to the desert? How do plants and animals survive in the Namib Desert? Why is the Sahara Desert an extreme environmen...
Climate change is expected to alter the total number of visitors to parks, with the majority of parks in the U.S. expected to see an increase in visitation4. This could strain park resources and cause overcrowding in some parks. Since most visitors stay close to roads, it is important to...