Lec 9 10 ns5 2010
Upcoming SlideShare
Loading in...5
×
 

Lec 9 10 ns5 2010

on

  • 862 views

 

Statistics

Views

Total Views
862
Views on SlideShare
862
Embed Views
0

Actions

Likes
0
Downloads
184
Comments
0

0 Embeds 0

No embeds

Accessibility

Categories

Upload Details

Uploaded via as Adobe PDF

Usage Rights

© All Rights Reserved

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Processing…
Post Comment
Edit your comment

Lec 9 10 ns5 2010 Lec 9 10 ns5 2010 Presentation Transcript

  • LIVING & NON-LIVING RESOURCES Lectures 9 and 10
  • LECTURE OUTLINE LIVING RESOURCES Biomes NON-LIVING RESOURCES Air Water Land Minerals
  • BIOMES View slide
  • BIOMES View slide
  • HUMAN POPULATION AND THE FISH BASE ARE YOU A THREAT?
  • THE DEMANDS OF HUMANS
  • LIVING RESOURCES..LIFE
  • EXPLOITING LIVING RESOURCES FISH KILLS FLOODS
  • TIME TO ACT NOW...
  • WATER AS A RESOURCE USES OF WATER CLASSIFICATION OF WATER THREATS TO THE RESOURCE
  • USES OF WATER AGRICULTURE INDUSTRY RESIDENTIAL
  • CLASSIFICATION OF FRESHWATER CLASS AA PUBLIC WATER SUPPLY; REQUIRES APPROVED DISINFECTION ONLY CLASS A COMPLETE TREATMENT REQUIRED (COAGULATION, SEDIMENTATION, FILTRATION, DISINFECTION) CLASS B PRIMARY CONTACT RECREATION (BATHING, SWIMMING) CLASS C PROPAGATION OF FISH; BOATING; MANUFACTURING WATER AFTER TREATMENT CLASS D IRRIGATION
  • CLASSIFICATION OF MARINE WATER CLASS SA PROPAGATION, SURVIVAL AND HARVEST OF SHELL FISH (COMMERCIAL PURPOSES) CLASS SB RECREATIONAL WATER (BATHING, SWIMMING, SKINDIVING); FISHERIES (BANGUS) CLASS SC RECREATIONAL WATER (BOATING ETC.); SUSTENANCE FISHING; MANGROVE AS WILDLIFE SANCTUARIES CLASS SD INDUSTRIAL WATER SUPPLY (COOLING)
  • THREATS
  • HOW CAN YOU HELP?
  • LAND AS A RESOURCE LAND AS AN ECOSYSTEM FOOD BASE CRUCIAL LIFE-SUPPORT SYSTEM CULTIVATION OF LAND DEVELOPED TO MEET FOOD NEEDS PROVIDE RAW MATERIALS
  • THE SAD TRUTH... 14.2 M HECTARES SUITABLE FOR CROP CULTIVATION 4% OF TOTAL RP LAND AREA 5.2M HECTARES SEVERELY ERODED
  • WOODLANDS VERSUS GRASSLANDS
  • THE SERIOUS EFFECTS OF EROSION
  • LAND CONVERSION = LAND DEGRADATION INCREASED SOIL DEGRADATION BROUGHT ABOUT BY: LAND USE % CHANGE EROSION ACIDIFICATION (DUE TO AGRICULTURE 2.5 CONTINUED USE OF AMMONIUM FERTILIZERS) GRASSLAND 2.4 NUTRIENT LOSS (DUE TO PESTICIDE USE) FOREST/ 16.9 DETERIORATION OF WOODLANDS DRAINAGE CONDITIONS TODAY THE CHALLENGE: “ OTHERS 19.5 Development of Sustainable Agricultural Farming System to Support Growing Population”
  • HOW CAN YOU HELP?
  • AIR AS A RESOURCE CONCERNS: Global Warming Depleting Ozone Layer
  • GLOBAL WARMING
  • WHAT OR WHO IS TO BLAME?
  • GREENHOUSE GASES: THE GOOD AND THE UGLY TRUTH!
  • GREENHOUSE EFFECT AND CLIMATE CHANGE
  • EVIDENCES ARE COUNTING...
  • ROOM FOR RESEARCH
  • PROPOSED SOLUTIONS
  • THE THINNING OZONE LAYER
  • IS IT REALLY A HOLE?
  • FORMATION OF OZONE LAYER OH SO SLOW...
  • BUT TO DESTROY IT...
  • HOW CAN WE HELP?
  • NEXT MEETING: ENVIRONMENTAL ETHICS AND ENVIRONMENTAL LAWS