| Oregon_Commercial_Waste_Reduction_Clearinghouse State information center on waste reduction program set-up, resources, and contacts, targeted to local governments, businesses, and the refuse industry. |
| Pacific_Northwest_Pollution_Prevention_Resource_Center Extensive source of information on pollution prevention technologies and implementation, for industry, commerce, and households. Includes many relevant internet links. |
| Pollution_Prevention_at_Home Consumer Pollution Prevention information from Ohio EPA Office of Pollution Prevention. |
| The_Pollution_Prevention_(P2)_Coalition_of_Palm_Beach_County Dedicated to reducing or eliminating pollution at its source. Site has information and links on pollution prevention, including P2 vendors. |
| Pollution_Prevention_Regional_Information_Center Pollution prevention (P2) information for Iowa, Kansas, Missouri, Nebraska, and other areas. Includes news, on-line information searches, librarian services, event calendar, service provider and cons |
| Rubberized_Asphalt_Concrete_Technology_Center_(RACTC) A cooperative effort by California governments to promote the use of crumb rubber from scrap tires in roadway rehabilitation. Information on rubberized asphalt concrete technology. |
| The_Search_for_Safer_and_Greener_Chemical_Solvents_in_Surface_Cleaning PhD thesis on environmentally friendly cleaning solvents. |
| The_Southwest_Network_for_Zero_Waste Network of pollution prevention specialists in the southwestern US. Success stories, news, events announcements, description of programs, and contacts. |
| UK_DEFRA_Pollution_Prevention_and_Control UK Department for Environment, Food and Rural Affairs' information on pollution prevention and control including the latest on the IPPC regulations. |
| User_Guidelines_for_Waste_and_Byproduct_Material_in_Pavement_Construction Extensive technical resource maintained by U.S. Federal Highway Administration. |
| Waste_Management_Trends_and_Comments Online newsletter published by Waste Management Materials Marketing. Provides a survey of U.S. market conditions and prices for fiber and non-fiber municipal recyclables. |
| Indicators_of_Pollution_Management Article from World Bank's Pollution Prevention and Abatement Handbook. (January, 1997) |
| Caltech__Quaoar Frequently Asked Questions About Quaoar |
| A_Deep_Ecliptic_Survey_for_Kuiper_Belt_Objects A description of the Deep Ecliptic Survey, a systematic search for Kuiper Belt Objects using large telescopes. |
| Distant_EKOs The Newsletter is dedicated to the dissemination of research relevant to the Kuiper belt. The goal is to provide researchers with easy and rapid access to current observational and theoretical studies |
| Distant_EKOs__The_Kuiper_Belt_Electronic_Newsletter Recent and past issues of the Distant EKOs Newsletter, a review of the science and current events surrounding Kuiper Belt Objects |
| Kuiper_Belt Guide to KBOs and recent research by Dr. David Jewitt of the University of Hawaii Institute for Astronomy |
| The_Kuiper_Belt_and_the_Oort_Cloud Primer on objects in the outer solar system from The Nine Planets multimedia tour of the solar system. |
| List_of_Transneptunian_Objects Lists currently known transneptunian objects, also known as Kuiper Belt Objects. Updated daily. |
| Lowell_Observatory__Deep_Ecliptic_Survey The official home page of the Deep Ecliptic Survey, an initial reconaissance of the Kuiper Belt |
| swri_edu__A_Kuiper_Belt_Glossary This page lists acronyms and definitions of terms used in Kuiper belt research. |
| 10th_Planet_Discovered NASA science article on this newly discovered Kuiper object. (July 29, 2005) |
| nationalgeographic_com__800-Mile-Wide_\"Object\"_Found_in_Solar_System Astronomers have discovered the largest object in the solar system since Pluto was named the ninth planet in 1930. (October 7, 2002) |
| science_nasa_gov__Hubble_Spots_the_Biggest_World_Since_Pluto NASA's Hubble Space Telescope has measured Quaoar and found it to be 1300 km wide. (October 7, 2002) |
| Scientific_American__Journey_to_the_Farthest_Planet Scientists are finally preparing to send a spacecraft to Pluto and the Kuiper Belt, the last unexplored region of our planetary system. By S. Alan Stern (May 1, 2002) |
| UniSci__Some_Kuiper_Belt_Objects_Turn_Out_To_Be_Binary_Pairs NASA's Hubble Space Telescope is hot on the trail of an intriguing new class of solar system objects -- dim and fleeting objects that travel in pairs in the frigid, mysterious outer realm of the solar |
| STScI__Hubble_Hunts_Down_Binary_Objects_at_the_Fringe_of_Our_Solar_System The Hubble Space Telescope is hot on the trail of a puzzling new class of solar system object that might be called a Pluto "mini-me." (April 17, 2002) |
| Pluto-Kuiper_Belt_mission_team_dedicates_Science_Operations_Center On Monday, February 4, on what would have been the 96th birthday of Pluto's discoverer, Clyde W. Tombaugh, NASA's New Horizons Pluto-Kuiper Belt mission team announced the dedication of its Science Op |
| NASA_Goddard_Joins_Team_to_Explore_the_Solar_System\'s_Final_Frontier NASA's Goddard Space Flight Center has joined a team led by the Southwest Research Institute to begin design studies for what could be the first spacecraft to visit PLuto and the Kuiper Belt. ( |
| How_Big_Is_2001_KX76? Size comparison of 2001 KX76 and other known objects. From NASA Astronomy Picture of the Day. (August 30, 2001) |
| European_Southern_Observatory__Virtual_Telescope_Observes_Large_Asteroid European Southern Observatory images of 2001 KX76 (August 23, 2001) |
| Discovery_Announcement_of_2001_KX76 From the National Optical Astronomy Observatory Newsletter (July 2, 2001) |
| Adjusting_PID_Gains Describes the adjustment procedure of PID gains. Includes transient plots. |
| Bode_and_Nyquist_Using_Excel Explains how spreadsheets can be used to obtain Bode and Nyquist Diagrams, from the University of Michigan, USA. Includes several illustrated examples. |
| Brief_History_of_Feedback_Control Comprehensive article about the historical aspects of the theory and its development. Includes applications and references. |
| Classical_Feedback_Control_with_Matlab Scientific article on the closed loop control. Addresses system design, filtering, control optimization, stability, Bode and Nyquist diagrams. |
| Control_Theory Brief introduction to the feedback theory in plain text. Addresses infinite dimension systems, active noise control, non-linear systems and related applications. |
| Control_Theory_101 Describes the basics of PID algorithms. Addresses proportional, integral and derivative components and their effects. |
| Control_Theory_and_Engineering_Links_from_Theorem_Net List of resources, applets and publications. |
| Control_Tutorials_for_Matlab__PID_Tutorial Introduction to the theory with focus on PID control. Includes background and examples with source code. |
| Design_and_Analysis_of_Control_Systems_Research_Laboratory Department of the University of Massachusetts, USA, concerned with control research. Includes publications, research topics and contact information. |
| Digital_Control_Tutorial Explains the digital control theory and its applications in microprocessor-based controllers. Addresses z-transformation, stability and transient response. |
| FAQ_on_PID_Controller_Tuning Introduction to PID feedback controller. Includes mathematical background, tuning aspects, implementations and tutorials. |
| Feedback_and_Temperature_Control Scientific article about temperature controller. Addresses controller types, algorithms, transient responses and simulations. |
| Model_Order_Reduction Topic connected to dynamical systems in application to reducing complexity of a dynamical control system. Includes introduction to this field, documents and codes. |
| The_Nyquist_Criterion_Using_Bode_Plots Explains the controller stability criteria based on the Nyquist frequency response. Includes mathematical formulations and diagrams. |
| Nyquist_Stability Explains the basics of the Nyquist controller stability criteria. Includes diagrams and Bode plots. |
| PID_Control_-_System_Characterization_–_Stability Comprehensive article about PID control and related stability aspects. |
| PID_Controller Description of the PID control loop. Includes transient diagrams and source codes. |
| PID_Without_a_PhD Overview of the PID control theory in plain text. Addresses mathematical background, tuning and transient response. |
| Resource_Center_for__Engineering_Laboratories_on_the_Web Resource center dedicated to the control and process dynamics of the University of Tennessee. Includes interactive experiments, tutorials and publications. |
| Review_of_Classical_Control_Theory Review of the control theory from the University of Arizona, USA. Addresses feedback control, steady state errors, transient and frequency response. |
| Russian_Systems_and_Control_Archive Information about Russian specialists, groups, institutes, foundations, conferences, journals and books related to systems and control. [English, Russian] |
| Signals,_Systems_and_Control_Demonstrations Resource of applets and interactive lectures dedicated the control theory from the Johns Hopkins University. |
| System-Specific_PI_Control_Theory_for_Fluid_and_Motion_Systems Scientific summary about analytical PI and PID control tuning methods. |
| Tuning_a_PID_Controller Describes the different types of controller. Addresses efficiency and stability aspects. |
| Web-Based_Control_System_Analysis_and_Design Applets to generate Bode diagrams, Nichols chart and Nyquist diagrams. |
| Wikipedia__Control_Engineering Definition of control engineering. Includes modelling approaches and application fields. |
| Wikipedia__Control_Theory Comprehensive overview and glossary about the theory. Includes definitions, mathematical aspects, historical background and examples. |
| Books_Corner Reviews and pointers to books. |
| Difference_Equations_and_Discrete_Dynamical_Systems A web-based newsletter. |
| Difference_Equations_to_Differential_Equations By Dan Sloughter. Published in PS/PDF with applets under GPL. |
| Journal_of_Difference_Equations_and_Applications (Routledge) Table of contents from vol.8 (2002). Full text to subscribers. |
| The_Math_Forum A compilation of sites relating to Difference Equations. |
| Symmetries_and_Integrability_of_Difference_Equations EuroConference on Analytic Difference Equations, Special Functions and Quantum Models on the Lattice. Helsinki, Finland; 19 - 24 June 2004. |
| Bill_Cherowitzo\'s_Hyperoval_Page Hyperovals in Desarguesian Planes and related structures in arbitrary projective planes. |
