Showing posts with label science. Show all posts
Showing posts with label science. Show all posts

Tuesday, November 02, 2010

Interview with Dr. Bruno Walther

I had the opportunity last week to chat with Dr Bruno Walther, an ecologist who specializes in birds as well as global biodiversity issues. He teaches environmental science and evolutionary and ecological medicine at Taipei Medical University and works for the Taiwan Endemic Species Research Institute (TESRI), which many of you have probably noticed on your way up to Puli and points beyond.

At TESRI, Dr Walther studies bird distributions in Taiwan and how they can be used to improve the networks of protected areas in Taiwan for an NSC-funded project. "Some birds are well protected in parks and similar areas," Dr Walther said, "but others need more protection." Using birds instead of other animals to improve conservation areas in Taiwan has a couple of advantages, he noted: the data is better, and the popularity of the animals is high. "Birds are a flagship species that people can identify with and are familiar with," he pointed out.

A secondary interest of Dr Walther is invasive species. As an example, he mentioned the Red-whiskered Bulbul. It occurs naturally in India and SE Asia, he explained, but not in Taiwan. It is, however, seen here regularly. It appears that people are introducing them sometimes just because they like them, or because they are dumped, or perhaps during "prayer releases." Some Buddhists score karma points by releasing caged animals into the wild; they often do so without regard for local ecosystems. "They even capture animals just to release them again," sighed Dr Walther.

TESRI's role, Dr Walther said, is to research the biodiversity of Taiwan, from plankton to fishes to plants to birds. It also has a big educational role, with exhibitions that are a favorite target of visits for many schoolchildren, but also adults.

I asked Dr Walther what kinds of environmental problems he sees as particular to Taiwan, but he answered that "most problems here are the same as elsewhere. The development model is the same as all over the world -- habitat destruction, pollution, climate change, invasive species, overuse of water, soil erosion, and general overuse of resources." A major issue of concern for Taiwan is fisheries collapse and ocean management, as Taiwan is a major contributor to overfishing of the oceans.

He continued, "specifically, in Taiwan, because of the steepness of its mountain slopes and the frequency of typhoons, the process of pushing agriculture up into the mountain ranges, a now common practice everywhere in the world, is especially destructive." Because Taiwan has so much development, almost no natural habitat is left in flat areas, so the government should encourage the reconversion of some lowland areas back to their original state, he suggested.

What advantages does Taiwan have in changing its developmental model? I asked. Dr Walther answered that Taiwan has mountains so steep that they resist development and would be better used for conservation, ecotourism and protection of soil and water. The growth of both a leisure culture and an educated population should foster a development towards a more sustainable use of the landscape. He said he was always surprised, when he goes up into the mountains, by how many people there are. That indicates that people are starting to take quality of life issues more seriously, not just the amount of money they take home.

He said that recently Taiwan has begun a bird census for the whole nation, and established "constant effort" sites where people regularly go to count birds and other species. This working together of scientists and amateur birdwatchers also indicates that the society is maturing towards one more interested in pursuing interests outside of just work, such as enjoying nature in “all its multifaceted splendor”.

Taiwan also appears to have plenty of technical know-how. "The potential is there if the government wants to invest into sustainable high-tech projects," he observed. With the right investments, he added, Taiwan could move ahead in rapidly emerging fields such as renewable energies, recycling or bio-engineering. Unfortunately, it appears that even China is ahead of Taiwan in some of these areas. (see his letter). "The island is almost ideally placed for a strong renewable energy industry, but it also needs to take energy savings much more seriously," he concluded.

Despite interests in various environmental topics, Dr Walther's main interest remains biodiversity. His PhD thesis at Oxford University was on the ectoparasites of birds, "so I started with very small organisms and then worked up to global environmental problems," he said. From 2007 to 2009, he worked with Diversitas in Paris, an organization that works on stimulating research on biodiversity and conservation policies, and then translating academic work into accessible and readable reports that policymakers need. It was they who participated in the recent report on the coming mass extinction that has been in the news recently. "Business as usual," he said, "means probably 50-80% of all species will go extinct by the end of the century." Dr Walther worked for DIVERSITAS on efforts to find new species, identify genetic diversity within species, and monitoring and modeling changes in biodiversity.

Dr Walther is developing a new website of videos with some of the leading scientists in the world being interviewed about the threat to and the value of biodiversity, to further encourage people taking species and ecosystem conservation seriously, Crisis of Life.

The website Crisis of Life consists of videos made by Dr Walther and the Taiwan-based journalist Klaus Bardenhagen in which they interviewed scientists about the biodiversity crisis. The videos were professionally edited by a team of German video journalists, and the website is now filled with useful and informative content, perfect for educators and the interested public. It consists of four parts: crisis -- an overview of the crisis and how biodiversity fits into it; value -- why we should value biodiversity; destruction -- that has and will happen; and solutions. "The sad truth is that we have plenty of solutions, but they don't get implemented. It could all be done with available technology and better policies and management," he explained. "We need a new focus on quality of life, a focus which includes the preservation of all life forms, so that from that grows a new sustainable concept of how to build an economy, one not based on just growth, but the kind of sustainable growth which improves our lives and our environments."

REF: Dr. Walther's letters in the Taipei Times, full of information:

1. Preserving our environment (11 November 2009)
2. Beef protest: Overlooking a larger risk to health (22 November 2009)
3. One crisis that can’t be ignored any longer (29 November 2009)
4. Nature has answers to problems (13 December 2009)
5. Global economy must be rebuilt (21 December 2009)
6. Taiwan has chance to be a shining example (5 January 2010)
7. Abolishing executions safeguards our rights (9 April 2010)
8. Misguided priorities (21 May 2010)
9. Tea Party unwelcome (22 June 2010)
10. Environmental logic (22 September 2010)
11. Taiwan’s future (25 October 2010)

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Saturday, July 26, 2008

Total Solar Eclipse Aug 1

From the department of the Way Cool: there is a solar eclipse on Aug 1; judging from the many maps and tables available on the NASA website, it appears that Taiwan will miss out on the fun, with the eclipse path ending in China.

Tuesday, July 24, 2007

East Asia forges ahead as US science output plateaus

Changing Higher Education blog has an interesting review of the changing face of publication:

The NSF just released two interesting reports. Changing US Output of Scientific Articles:1988-2003 is a detailed analysis of publications in refereed journals over that time period. The companion publication, Changing Research and Publication Environment in American Research Universities, is based on interviews with scientists in 9 leading US research universities.

The first report extends and quantifies the well known result that the American share of international research publications has been dropping over time as other countries build their scientific and engineering capabilities. More importantly, it also shows the very surprising result that the absolute number of US scientific publications in peer reviewed journals has plateaued or dropped since the early 1990s. The second report seeks to understand that flattening of US research output.

In terms of the US share of scientific articles, the European Union (EU-15) passed the US in 1998 in total number of articles, and then flattened out in growth somewhat. What NSF calls the East Asia -4 ( China, Singapore, South Korea, and Taiwan) has shown the most robust growth in number of articles over this period (16% per year), and equaled Japan in number of articles by 2003.

The NSF also looked at “highly influential” publications - those in the top 5% in number of citations, by field. Here the US continues to “outperform”: in all fields, more that 5% of the highly influential papers had US authors. However, in almost all fields, the percentage of highly influential papers with US authors has shrunk since the 1990s, indicating growth in quality as well as quantity of the scientific work being done outside of the US . Nevertheless, in 2003 roughly 50% of the highly influential papers show American authorship, with the EU-15 a distant second with about 30%.

Although the metrics indicating global coauthorship are rather course, there is clear indication of increasing international collaboration in all fields of science. In fact, the NSF concludes that the US held up as well as it did in the “highly influential” contest because it increased its participation in international collaboration.


Taiwan is desperately trying to raise the competitiveness of its universities, but its publication rates are too low. The top Taiwan university, National Taiwan University, isn't in the world's top 100 universities, whilst China has three or four universities in that ranking. The number 2 Taiwan university, National Chengkung University, is ranked 291. Many observers argue that Taiwan should offshore its manufacturing to China and move into R&D and services. But can Taiwan's university system deliver in that case? Can the island attract top talent from China and elsewhere? At Swenson's on Saturday, the speaker pointed out that Chinese R&D talent either stays in China or follows the brain drain out to the west, especially the US. Taiwan is entirely bypassed in this process. Top Chinese researchers are of course interested in Taiwan, but as a thing in itself, not as a place to do research.

To raise its competitiveness, publication output is only one aspect. Salaries would have to rise dramatically, and all the masters degree holders would have to go, unless they are major publishers of high quality work. Some degree of competition would have to be introduced into the system -- the controls on salaries, which is a subtle inducement for the best people to move into the National universities, would have to be lifted. More leeway would have to be granted in the construction of interesting classes and acceptance of names -- we have had entire meetings devoted to bringing names into exact alignment, since by ministry guidelines "Introduction to Poetry" and "Poetry 101" are two different classes. The system would have to become far more student oriented. The power and workload of the Chairmen would have to be reduced. The government has increased its investments in science funding and in exchanges. That would have to be sustained. Of course, it goes without saying that restrictions on hiring foreign faculty would have to be lifted, including substantive liberalization of visas.

A knowledgeable friend pointed out that the testing system, which controls which students go to what colleges, actually prevents system corruption. Chinese prefer "the best" out of a desire for status, not quality. If the restrictions on student choice were lifted, all the parents would want to get their kids into National Taiwan University and the few other top institutions, meaning that the intake system would become totally corrupted by under the table payments (there are rumors that this has already occurred in the top high schools -- want to get your son into the top school? A red envelope to the academic affairs department head is required). Yet without the introduction of widespread competition in the system, how can the universities here improve? There's quite a bit of anger leveled at the Ministry of Education's reform programs, but in many cases the problems it faces are highly complex, multifaceted, and nigh-on intractable. For example, consider the culture change necessary to get Taiwanese to accept education as an enhancement process, and not as a weeding out process....

UPDATE: Wow! No sooner do I write on this topic, then a news item appears that's relevant: a Nobel physicist who wants to work here has to get a work permit.

Unless negotiations produce a different policy, Nobel prize-winning physicist Daniel Chee Tsui (崔琦) will have to apply for a work permit if he decides to teach at National Taiwan University just like other white-collar foreign workers in this country.

Kuomintang (KMT) Legislator Justin Chou (周守訓)called for negotiations between the Council of Labor Affairs (CLA), which demands work permits for all professors except those directly hired by national research institutions as consultants or researchers, and the Ministry of Education (MOE).

"No professor is going to want to be grouped with laborers," Chou argued. "The matter of securing entry for professors should be the province of the MOE, not the CLA."

Chou said he has appealed to the secretary-general of the Executive Yuan, Chen Chin-jun (陳景峻), to kick start talks between the two branches of government.

When asked for comment, Chen told reporters by telephone on Monday that he is still working on negotiations to allow Tsui and other professors to enter the country without first obtaining a work permit.

"We hope that the CLA can expand universities, especially elite universities, to the list of research institutions," said Ho Jow-fei (何卓飛), the head of the Ministry of Education's Department of Higher Education.

Ho said that some foreign professors have previously complained about the need to obtain a work permit.


Yup. Many sure have.