what are some natural threats to the great barrier reef
natural wonders the great barrier reef
Ngày tải lên :
13/01/2015, 14:51
... on the reef to provide fish for them to catch in nearby waters Tourists visit the reef to scuba dive and learn about nature The wonders of the reef lie very close to the water's surface Thé GreatBarrier ... Thé GreatBarrier Reef Great Barrier Reef Facts • The Great Barrier Reef stretches about 1,250 miles (2,012 kilometers) along Australia's northeast coast • The Great Barrier Reef is the largest ... place for their entire lives The Great Barrier Reef of R e e f s Not all coral reefs grow in the same way These are the three main kinds of reefs The orange areas represent coral reef Side Viel...
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OCEANOGRAPHIC PROCESSES OF CORAL REEFS: Physical and Biological Links in the Great Barrier Reef - Chapter 1 docx
Ngày tải lên :
12/08/2014, 05:21
... paper) Coral reef ecology Australia Great Barrier Reef (Qld.) Coral reef biology Australia Great Barrier Reef (Qld.) Oceanography Australia Great Barrier Reef (Qld.) Great Barrier Reef (Qld.) ... not difficult to find the scientist willing to negate the claims of another, so that the media and the decision-makers are left in doubt as to the security of the information they are receiving ... minimised THE NEED TO MANAGE THE GBR Recognition of the need to wisely manage the GBR is not new, nor is it isolated from the time of greatest awareness of the need to nationally coordinate the wise...
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OCEANOGRAPHIC PROCESSES OF CORAL REEFS: Physical and Biological Links in the Great Barrier Reef - Chapter 2 pptx
Ngày tải lên :
12/08/2014, 05:21
... behind the outer barrier Similar upwelling into the surface waters of the Coral Sea on the ebbing tide probably sustains the large amounts of phytoplankton found just outside the reefs Phytoplankton ... they can glue onto them and entrain them downward to their death The water circulation over the mud shoals fringing the mangroves encourages the recruitment of prawn larvae spawned offshore The ... with other reef systems, seems invalid Further, non -reef (“inter -reef ) communities are shown to be important “load-bearing” elements in terms of the integrity and health of the larger system The...
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OCEANOGRAPHIC PROCESSES OF CORAL REEFS: Physical and Biological Links in the Great Barrier Reef - Chapter 3 docx
Ngày tải lên :
12/08/2014, 05:21
... occur on the creek and river levees and on some of the northern ranges Large areas of the upper catchment remain under natural vegetation, although much of the lower catchment has been cleared for ... terms of the total catchment area delivering to the GBRMP, the current rate of woody vegetation change is small They indicate, however, that the rate of change from woody vegetation to agriculture ... the smaller coastal catchments it is reasonable to expect that these changes are most likely to be occurring on the fertile coastal floodplains immediately adjacent to the GBRMP In contrast to...
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OCEANOGRAPHIC PROCESSES OF CORAL REEFS: Physical and Biological Links in the Great Barrier Reef - Chapter 4 pot
Ngày tải lên :
12/08/2014, 05:21
... for the Central Great Barrier Reef Research Report No 36, Great Barrier Reef Marine Park Authority, Townsville, 95 pp Furnas, M.J & Mitchell, A.W 1996 Nutrient inputs to the central Great Barrier ... CRC Press LLC Area (km2) Runoff of Terrestrial Sediment and Nutrients into the Great Barrier Reef TABLE Summary Statistics for Major Catchment Basins Draining into the Great Barrier Reef Region ... Population and Major Land Use in the Great Barrier Reef Catchment Area: Spatial and Temporal Trends Unpublished report to the Great Barrier Reef Marine Park Authority, Townsville Hopkinson, C.S.,...
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OCEANOGRAPHIC PROCESSES OF CORAL REEFS: Physical and Biological Links in the Great Barrier Reef - Chapter 7 ppsx
Ngày tải lên :
12/08/2014, 05:21
... Bolinao, the diversity of the mixed seagrass beds was reduced with increasing silt load (Bach et al., 1998) From the most to the least tolerant, the seagrass species could be ranked after their tolerance ... in the availability of light (Abal et al., 1994), thereby reducing the nutrient requirements of some tropical seagrasses Three photosynthetic parameters have been found to respond strongly to ... plant biomass These are often described using photosynthesis-irradiance (or P-1) curves (Drew, 1979) Species that are able to physiologically acclimate to reduced light by adjusting their P-1 curves...
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OCEANOGRAPHIC PROCESSES OF CORAL REEFS: Physical and Biological Links in the Great Barrier Reef - Chapter 8 doc
Ngày tải lên :
12/08/2014, 05:21
... State of the Great Barrier Reef World Heritage Area 1998 Great Barrier Reef Marine Park Authority, Townsville Wolanski, E 1994 Physical Oceanographic Processes of the Great Barrier Reef CRC Marine ... of the Great Barrier Reef: Science, Use and Management, a National Conference Great Barrier Reef Marine Park Authority, Townsville McCook, L.J & Price, I.R 1997b The state of the algae of the Great ... Great Barrier Reef: what we know? pp 194–204 in Wachenfeld, D., Oliver, J., & Davis, K (eds) State of the Great Barrier Reef World Heritage Area Report Workshop Proceedings, Great Barrier Reef...
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OCEANOGRAPHIC PROCESSES OF CORAL REEFS: Physical and Biological Links in the Great Barrier Reef - Chapter 9 potx
Ngày tải lên :
12/08/2014, 05:21
... as the distance to the northern end of the GBR divided by the sum of distances to the northern and southern ends of the GBR This has the effect of mapping the GBRMP to a rectangle, or unit square ... reefs are Ͼ85% across the shelf Southern reefs are all reefs Ͻ45% along the shelf, with the northern reefs representing the remaining 55% FIGURE A spatial plot of soft coral richness, using the ... J.I 1998 State of the Great Barrier Reef World Heritage Area Great Barrier Reef Marine Park Authority, Townsville, 140 pp Wilkinson, C.R 1999 Global and local threats to coral reef functioning...
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OCEANOGRAPHIC PROCESSES OF CORAL REEFS: Physical and Biological Links in the Great Barrier Reef - Chapter 10 pdf
Ngày tải lên :
12/08/2014, 05:21
... reached the mid-shelf reefs By rewinding the animation, it is possible to see that the runoff water took about 18 to 22 days to reach these mid-shelf reefs after leaving the river mouth Therefore the ... in the Central Great Barrier Reef 153 Toward the end of the flood, 7.5 to 10 m sϪ1 southerly winds pushed the plume waters northward with water about 30 ppt reaching to the Palms (Figure 8) Then ... completely freshwater at the surface and the winds had pushed plume waters into the bay to the south of the mouth of the Burdekin River Note that the plume waters to the north from the previous peak...
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OCEANOGRAPHIC PROCESSES OF CORAL REEFS: Physical and Biological Links in the Great Barrier Reef - Chapter 11 potx
Ngày tải lên :
12/08/2014, 05:21
... ecological processes and pathways A WALK AROUND THE GREAT BARRIER REEF WORLD HERITAGE AREA The Great Barrier Reef World Heritage Area (GBRWHA) does not extend to the coastal plain However, for this review ... degrees) between biotopes The montage of biotopes at the bottom of Figure 1, and Figures to 7, summarise the habitats linked in some way to the ecology of the lutjanid family (and others) of fish ... north The prevailing hypothesis is that the bays adjacent to the GBR lagoon billfish grounds are exceptional nursery areas for baitfish and, as they grow, these fish migrate progressively out to the...
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OCEANOGRAPHIC PROCESSES OF CORAL REEFS: Physical and Biological Links in the Great Barrier Reef - Chapter 12 pot
Ngày tải lên :
12/08/2014, 05:21
... Environmental Effects of Prawn Trawling on the Far Northern Section of the Great Barrier Reef Final report the Great Barrier Reef Marine Park Authority and to the Fisheries Research and Development ... The trawl fleet could fish in both the inshore lagoon and the inter -reef but the cost of fishing increased farther offshore into the inter -reef habitat The line fishery fleet was restricted to ... considered as an import to the lagoon and inter -reef system from the land and from the reef proper The autotroph biomass component of the ecosystem was increased to provide the required detritus,...
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OCEANOGRAPHIC PROCESSES OF CORAL REEFS: Physical and Biological Links in the Great Barrier Reef - Chapter 13 pptx
Ngày tải lên :
12/08/2014, 05:21
... adjacent to the reef (Figures 7a and d) During ebb tide, the net northeasterly current bifurcated to the west of the reef, accelerated around the northern and southern ends, and recombined some distance ... were not The model predicted the greatest abundance of small/medium fish along the reef face from the northeast sector around to the southern end; a more uniform distribution along the reef face ... spacing of 350 m across a northwest to southeast axis (see Figure 2) From the reef edge to the downstream side of the grid was 800 m and from the northeast side to the southwest side was 1.4 km Samples...
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OCEANOGRAPHIC PROCESSES OF CORAL REEFS: Physical and Biological Links in the Great Barrier Reef - Chapter 14 pptx
Ngày tải lên :
12/08/2014, 05:21
... on the bottom Australia is to the right and the Coral Sea to the left The view is vertically distorted, mean depth around the reefs is 40 to 60 m, and the width of the outer shelf where reefs are ... Australia is to the right and the Coral Sea to the left The view is vertically distorted, mean depth around the reefs is 40 to 60 m, and the width of the outer shelf where reefs are scattered ... Australia is to the right and the Coral Sea to the left The view is vertically distorted; mean depth around the reefs is 40 to 60 m, and the width of the outer shelf where reefs are scattered is about...
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OCEANOGRAPHIC PROCESSES OF CORAL REEFS: Physical and Biological Links in the Great Barrier Reef - Chapter 18 docx
Ngày tải lên :
12/08/2014, 05:21
... event in GBR north of the Whitsunday Islands THE SOUTHERN GBR STORY The story in the southern GBR, south of the Whitsunday Islands, was somewhat different to that of the north There was considerably ... suggests that isolated reefs are vulnerable to bleaching, while reefs in the wake of others may benefit from the mixing that occurred around the leading reef Indeed, the reefs around the Capricorn Bunker ... exchange of water due to turbulence © 2001 by CRC Press LLC The Sea Surface Temperature Story on the Great Barrier Reef 305 causes the cooler bottom waters to become mixed with the warmer upper waters,...
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OCEANOGRAPHIC PROCESSES OF CORAL REEFS: Physical and Biological Links in the Great Barrier Reef - Chapter 20 (end) doc
Ngày tải lên :
12/08/2014, 05:21
... coral reef site in the world were to be chosen for the World Heritage List, the Great Barrier Reef is the site to be chosen” (IUCN, 1981) The GBR is said to be worth over $1 billion annually to ... of the GBR demands that the inner reefs are also protected But while they are the reefs most under threat of damage, they are less protected than mid- and outer reefs, because the latter are ... both in the Great Barrier Reef WHA and outside it that are affecting it now, or are to affect it in the future Perhaps the political process itself is inimical to the long-term survival of the GBR...
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Evaluating Novel Threats to the Homeland doc
Ngày tải lên :
15/03/2014, 22:20
... other attack modes are not in the destructive power that they can carry; they are in the way they carry that power and the distance from which they allow an adversary to control its delivery The ... plotted on the x-axis to the left of the figure, and the corresponding fraction of the total 10,000-m2 target area is indicated by red circles and plotted on the axis to the right.5 The most interesting ... Novel Threats to the Homeland 2002, p 15) In addition, 22 other countries are reported to be capable of transitioning to producing cruise missiles As with the UAVs themselves, the costs of these...
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Threats to the Marine Environment: Pollution and Physical Damage pptx
Ngày tải lên :
23/03/2014, 04:20
... Oceans and the Law of the Sea – Report to the 60th session of the General Assembly, March 2005, para 104 113 Chapter 2: Threats to the Marine Environment 25 find their way into the sea from the above-mentioned ... of Heavy Metals in Some Marine Organisms for the Western Mediterranean Area (Spain)”, Chapter 2: Threats to the Marine Environment 29 their way into the marine environment either through river ... tin, that are suspected of being endocrine disruptors.137 POPs originate from anthropogenic sources, even though some organochlorines are known also to have natural sources They are either pesticides...
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Báo cáo toán học: "Some cyclic solutions to the three table Oberwolfach problem" pptx
Ngày tải lên :
07/08/2014, 13:21
... even and n occurs somewhere to the right of br in b • There is an element x with ±x occuring to both somewhere to the left and somewhere to the right of br in b There are also the notions of right ... have terraces without needing to prove the conjecture Theorem 2.3 implies that the conjecture is true, and hence the original constructions are sufficient Theorem 2.3 There is a terrace which begins ... 19 15 13 25 To conclude, we collect together the old and new results on cyclic solutions to OP(r, r, s) for small values of r Theorem 3.4 Except for the insoluble case OP(3, 3, 5), there is a...
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the jobs crisis; household and government responses to the great recession in eastern europe and central asia (wb, 2011)
Ngày tải lên :
03/11/2014, 19:27
... crisis since the Great Depression during the 1930s, prompting some to refer to it as the Great Recession.” The Jobs Crisis Eastern Europe and Central Asia Were Particularly Hard Hit by the Global ... reflect the views of the Executive Directors of The World Bank or the governments they represent The World Bank does not guarantee the accuracy of the data included in this work The boundaries, colors, ... 10 The Jobs Crisis governments to better prepare themselves to respond to future shocks (see chapter 5) The report complements two other crisis-related World Bank publications written in the...
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Báo cáo khoa học: Contributions of host and symbiont pigments to the coloration of reef corals pptx
Ngày tải lên :
16/03/2014, 11:20
... have been suggested to exert a photoprotective function or to render the internal light spectrum favorable for zooxanthellae photosynthesis [28–31] However, the nature of the photoprotective mechanism ... way to the coloration of M cavernosa The red fluorescent morph Coloration of reef corals showed high-level transcription of the green -to- red photoconvertible protein mcavRFP In the green morph, the ... Possibly, the conjugated p-electron system does not extend as far into the imidazolyl group of the chromophore as in other green -to- red photoconverting proteins, due to a noncoplanar arrangement of the...
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